Supprimer les accents / diacritiques dans une chaîne en JavaScript


457

Comment supprimer des caractères accentués d'une chaîne? Surtout dans IE6, j'avais quelque chose comme ça:

accentsTidy = function(s){
    var r=s.toLowerCase();
    r = r.replace(new RegExp(/\s/g),"");
    r = r.replace(new RegExp(/[àáâãäå]/g),"a");
    r = r.replace(new RegExp(/æ/g),"ae");
    r = r.replace(new RegExp(/ç/g),"c");
    r = r.replace(new RegExp(/[èéêë]/g),"e");
    r = r.replace(new RegExp(/[ìíîï]/g),"i");
    r = r.replace(new RegExp(/ñ/g),"n");                
    r = r.replace(new RegExp(/[òóôõö]/g),"o");
    r = r.replace(new RegExp(/œ/g),"oe");
    r = r.replace(new RegExp(/[ùúûü]/g),"u");
    r = r.replace(new RegExp(/[ýÿ]/g),"y");
    r = r.replace(new RegExp(/\W/g),"");
    return r;
};

mais IE6 me dérange, semble qu'il n'aime pas mon expression régulière.


171
Je veux trier par ordre alphabétique dans un vrai ordre alphabétique, sans avoir systématiquement les lettres accentuées à la fin. Puis-je ? (Et je suis français, donc anglicisation ... :))
glmxndr

5
Les réponses semblent ignorer la question de la normalisation. Pour une solution vraiment robuste, vous devriez chercher à faire le genre de choses qui sont effectuées par github.com/walling/unorm .

4
@JonathanFingland Certains logiciels n'autorisent pas les caractères spéciaux dans un emplacement d'identification. (NOMS DE PAGE HTML par exemple) C'est une autre raison de vouloir les supprimer. Conservez le titre dans sa forme originale mais ne devez pas retaper tous ces caractères.
Mallow

1
@Mallow, votre exemple serait parfait pour la validation, mais pas pour la désinfection. Si la chaîne qu'un utilisateur entre a des limites, il doit le savoir et être invité à ressaisir la chaîne avec les contraintes fournies. Le cas d'OP est en fait juste pour le tri et non pour des modifications permanentes des données. OP gagnerait probablement à trier à l'aide de la méthode localeCompare () qui vous permettra de trier les chaînes en fonction des paramètres régionaux du navigateur (même raison d'utiliser toLocaleString () lorsque vous travaillez avec des dates)
Jonathan Fingland

1
@Jonathan: avez-vous essayé d'utiliser localeCompare? "ca" .localeCompare ("ça") me donne -132 dans Chrome. Les paramètres régionaux du navigateur ne vous diront jamais que "c" est égal à "ç". Et c'est très bien, car cela ne devrait pas. Ils sont en effet différents.
glmxndr

Réponses:


899

Avec ES2015 / ES6 String.Prototype.Normalize () ,

const str = "Crème Brulée"
str.normalize("NFD").replace(/[\u0300-\u036f]/g, "")
> "Creme Brulee"

Deux choses se produisent ici:

  1. normalize()La NFDforme normale Unicode décompose les graphèmes combinés en une combinaison de graphèmes simples. Le ède Crèmefinit exprimé par e+ ̀.
  2. En utilisant une classe de caractères regex pour correspondre à la plage U + 0300 → U + 036F, il est désormais trivial de se débarrasser globalement des signes diacritiques, que la norme Unicode regroupe commodément en tant que bloc Unicode Combining Diacritical Marks .

Voir le commentaire pour les tests de performances.

Alternativement, si vous voulez juste trier

Intl.Collator a un support suffisant ~ 85% en ce moment , un polyfill est également disponible ici mais je ne l'ai pas testé.

const c = new Intl.Collator();
["creme brulee", "crème brulée", "crame brulai", "crome brouillé",
"creme brulay", "creme brulfé", "creme bruléa"].sort(c.compare)
["crame brulai", "creme brulay", "creme bruléa", "creme brulee",
"crème brulée", "creme brulfé", "crome brouillé"]


["creme brulee", "crème brulée", "crame brulai", "crome brouillé"].sort((a,b) => a>b)
["crame brulai", "creme brulee", "crome brouillé", "crème brulée"]

7
Il existe un polyfill disponible pour normaliser pour les pauvres âmes qui ne peuvent pas utiliser ECMAScript 6. github.com/walling/unorm
rdllopes

6
Cette solution est la seule solution correcte ici. Cela fonctionne sur NodeJS 4.6, Firefox 50 et Chrome 54.
david_p

9
Il y a toujours un caractère qui échoue .. 'ąśćńżółźćę'.normalize('NFD').replace(/[\u0300-\u036f]/g, "")-> ascnzołzce(correspondance manquante pour ł-> l).
Paweł Fus

6
Corrigez-moi si je me trompe, mais łc'est une lettre en soi, pas un accent L. Par conséquent, il ne doit pas être remplacé par l.
Lewis Diamond

3
@ PawełFus - le ł ne fait pas partie de la plage de classes de caractères. Vous pouvez le cibler spécifiquement comme \u0142--- SO --->'ł'.replace(/\u0142/g, "l")
Chris Geirman

254

J'ai légèrement modifié la version de khel pour une raison: chaque analyse / remplacement d'expression rationnelle coûtera O (n) opérations, où n est le nombre de caractères dans le texte cible. Mais, regexp n'est pas exactement ce dont nous avons besoin. Donc:

/*
   Licensed under the Apache License, Version 2.0 (the "License");
   you may not use this file except in compliance with the License.
   You may obtain a copy of the License at

       http://www.apache.org/licenses/LICENSE-2.0

   Unless required by applicable law or agreed to in writing, software
   distributed under the License is distributed on an "AS IS" BASIS,
   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   See the License for the specific language governing permissions and
   limitations under the License.
*/
    var defaultDiacriticsRemovalMap = [
        {'base':'A', 'letters':'\u0041\u24B6\uFF21\u00C0\u00C1\u00C2\u1EA6\u1EA4\u1EAA\u1EA8\u00C3\u0100\u0102\u1EB0\u1EAE\u1EB4\u1EB2\u0226\u01E0\u00C4\u01DE\u1EA2\u00C5\u01FA\u01CD\u0200\u0202\u1EA0\u1EAC\u1EB6\u1E00\u0104\u023A\u2C6F'},
        {'base':'AA','letters':'\uA732'},
        {'base':'AE','letters':'\u00C6\u01FC\u01E2'},
        {'base':'AO','letters':'\uA734'},
        {'base':'AU','letters':'\uA736'},
        {'base':'AV','letters':'\uA738\uA73A'},
        {'base':'AY','letters':'\uA73C'},
        {'base':'B', 'letters':'\u0042\u24B7\uFF22\u1E02\u1E04\u1E06\u0243\u0182\u0181'},
        {'base':'C', 'letters':'\u0043\u24B8\uFF23\u0106\u0108\u010A\u010C\u00C7\u1E08\u0187\u023B\uA73E'},
        {'base':'D', 'letters':'\u0044\u24B9\uFF24\u1E0A\u010E\u1E0C\u1E10\u1E12\u1E0E\u0110\u018B\u018A\u0189\uA779\u00D0'},
        {'base':'DZ','letters':'\u01F1\u01C4'},
        {'base':'Dz','letters':'\u01F2\u01C5'},
        {'base':'E', 'letters':'\u0045\u24BA\uFF25\u00C8\u00C9\u00CA\u1EC0\u1EBE\u1EC4\u1EC2\u1EBC\u0112\u1E14\u1E16\u0114\u0116\u00CB\u1EBA\u011A\u0204\u0206\u1EB8\u1EC6\u0228\u1E1C\u0118\u1E18\u1E1A\u0190\u018E'},
        {'base':'F', 'letters':'\u0046\u24BB\uFF26\u1E1E\u0191\uA77B'},
        {'base':'G', 'letters':'\u0047\u24BC\uFF27\u01F4\u011C\u1E20\u011E\u0120\u01E6\u0122\u01E4\u0193\uA7A0\uA77D\uA77E'},
        {'base':'H', 'letters':'\u0048\u24BD\uFF28\u0124\u1E22\u1E26\u021E\u1E24\u1E28\u1E2A\u0126\u2C67\u2C75\uA78D'},
        {'base':'I', 'letters':'\u0049\u24BE\uFF29\u00CC\u00CD\u00CE\u0128\u012A\u012C\u0130\u00CF\u1E2E\u1EC8\u01CF\u0208\u020A\u1ECA\u012E\u1E2C\u0197'},
        {'base':'J', 'letters':'\u004A\u24BF\uFF2A\u0134\u0248'},
        {'base':'K', 'letters':'\u004B\u24C0\uFF2B\u1E30\u01E8\u1E32\u0136\u1E34\u0198\u2C69\uA740\uA742\uA744\uA7A2'},
        {'base':'L', 'letters':'\u004C\u24C1\uFF2C\u013F\u0139\u013D\u1E36\u1E38\u013B\u1E3C\u1E3A\u0141\u023D\u2C62\u2C60\uA748\uA746\uA780'},
        {'base':'LJ','letters':'\u01C7'},
        {'base':'Lj','letters':'\u01C8'},
        {'base':'M', 'letters':'\u004D\u24C2\uFF2D\u1E3E\u1E40\u1E42\u2C6E\u019C'},
        {'base':'N', 'letters':'\u004E\u24C3\uFF2E\u01F8\u0143\u00D1\u1E44\u0147\u1E46\u0145\u1E4A\u1E48\u0220\u019D\uA790\uA7A4'},
        {'base':'NJ','letters':'\u01CA'},
        {'base':'Nj','letters':'\u01CB'},
        {'base':'O', 'letters':'\u004F\u24C4\uFF2F\u00D2\u00D3\u00D4\u1ED2\u1ED0\u1ED6\u1ED4\u00D5\u1E4C\u022C\u1E4E\u014C\u1E50\u1E52\u014E\u022E\u0230\u00D6\u022A\u1ECE\u0150\u01D1\u020C\u020E\u01A0\u1EDC\u1EDA\u1EE0\u1EDE\u1EE2\u1ECC\u1ED8\u01EA\u01EC\u00D8\u01FE\u0186\u019F\uA74A\uA74C'},
        {'base':'OI','letters':'\u01A2'},
        {'base':'OO','letters':'\uA74E'},
        {'base':'OU','letters':'\u0222'},
        {'base':'OE','letters':'\u008C\u0152'},
        {'base':'oe','letters':'\u009C\u0153'},
        {'base':'P', 'letters':'\u0050\u24C5\uFF30\u1E54\u1E56\u01A4\u2C63\uA750\uA752\uA754'},
        {'base':'Q', 'letters':'\u0051\u24C6\uFF31\uA756\uA758\u024A'},
        {'base':'R', 'letters':'\u0052\u24C7\uFF32\u0154\u1E58\u0158\u0210\u0212\u1E5A\u1E5C\u0156\u1E5E\u024C\u2C64\uA75A\uA7A6\uA782'},
        {'base':'S', 'letters':'\u0053\u24C8\uFF33\u1E9E\u015A\u1E64\u015C\u1E60\u0160\u1E66\u1E62\u1E68\u0218\u015E\u2C7E\uA7A8\uA784'},
        {'base':'T', 'letters':'\u0054\u24C9\uFF34\u1E6A\u0164\u1E6C\u021A\u0162\u1E70\u1E6E\u0166\u01AC\u01AE\u023E\uA786'},
        {'base':'TZ','letters':'\uA728'},
        {'base':'U', 'letters':'\u0055\u24CA\uFF35\u00D9\u00DA\u00DB\u0168\u1E78\u016A\u1E7A\u016C\u00DC\u01DB\u01D7\u01D5\u01D9\u1EE6\u016E\u0170\u01D3\u0214\u0216\u01AF\u1EEA\u1EE8\u1EEE\u1EEC\u1EF0\u1EE4\u1E72\u0172\u1E76\u1E74\u0244'},
        {'base':'V', 'letters':'\u0056\u24CB\uFF36\u1E7C\u1E7E\u01B2\uA75E\u0245'},
        {'base':'VY','letters':'\uA760'},
        {'base':'W', 'letters':'\u0057\u24CC\uFF37\u1E80\u1E82\u0174\u1E86\u1E84\u1E88\u2C72'},
        {'base':'X', 'letters':'\u0058\u24CD\uFF38\u1E8A\u1E8C'},
        {'base':'Y', 'letters':'\u0059\u24CE\uFF39\u1EF2\u00DD\u0176\u1EF8\u0232\u1E8E\u0178\u1EF6\u1EF4\u01B3\u024E\u1EFE'},
        {'base':'Z', 'letters':'\u005A\u24CF\uFF3A\u0179\u1E90\u017B\u017D\u1E92\u1E94\u01B5\u0224\u2C7F\u2C6B\uA762'},
        {'base':'a', 'letters':'\u0061\u24D0\uFF41\u1E9A\u00E0\u00E1\u00E2\u1EA7\u1EA5\u1EAB\u1EA9\u00E3\u0101\u0103\u1EB1\u1EAF\u1EB5\u1EB3\u0227\u01E1\u00E4\u01DF\u1EA3\u00E5\u01FB\u01CE\u0201\u0203\u1EA1\u1EAD\u1EB7\u1E01\u0105\u2C65\u0250'},
        {'base':'aa','letters':'\uA733'},
        {'base':'ae','letters':'\u00E6\u01FD\u01E3'},
        {'base':'ao','letters':'\uA735'},
        {'base':'au','letters':'\uA737'},
        {'base':'av','letters':'\uA739\uA73B'},
        {'base':'ay','letters':'\uA73D'},
        {'base':'b', 'letters':'\u0062\u24D1\uFF42\u1E03\u1E05\u1E07\u0180\u0183\u0253'},
        {'base':'c', 'letters':'\u0063\u24D2\uFF43\u0107\u0109\u010B\u010D\u00E7\u1E09\u0188\u023C\uA73F\u2184'},
        {'base':'d', 'letters':'\u0064\u24D3\uFF44\u1E0B\u010F\u1E0D\u1E11\u1E13\u1E0F\u0111\u018C\u0256\u0257\uA77A'},
        {'base':'dz','letters':'\u01F3\u01C6'},
        {'base':'e', 'letters':'\u0065\u24D4\uFF45\u00E8\u00E9\u00EA\u1EC1\u1EBF\u1EC5\u1EC3\u1EBD\u0113\u1E15\u1E17\u0115\u0117\u00EB\u1EBB\u011B\u0205\u0207\u1EB9\u1EC7\u0229\u1E1D\u0119\u1E19\u1E1B\u0247\u025B\u01DD'},
        {'base':'f', 'letters':'\u0066\u24D5\uFF46\u1E1F\u0192\uA77C'},
        {'base':'g', 'letters':'\u0067\u24D6\uFF47\u01F5\u011D\u1E21\u011F\u0121\u01E7\u0123\u01E5\u0260\uA7A1\u1D79\uA77F'},
        {'base':'h', 'letters':'\u0068\u24D7\uFF48\u0125\u1E23\u1E27\u021F\u1E25\u1E29\u1E2B\u1E96\u0127\u2C68\u2C76\u0265'},
        {'base':'hv','letters':'\u0195'},
        {'base':'i', 'letters':'\u0069\u24D8\uFF49\u00EC\u00ED\u00EE\u0129\u012B\u012D\u00EF\u1E2F\u1EC9\u01D0\u0209\u020B\u1ECB\u012F\u1E2D\u0268\u0131'},
        {'base':'j', 'letters':'\u006A\u24D9\uFF4A\u0135\u01F0\u0249'},
        {'base':'k', 'letters':'\u006B\u24DA\uFF4B\u1E31\u01E9\u1E33\u0137\u1E35\u0199\u2C6A\uA741\uA743\uA745\uA7A3'},
        {'base':'l', 'letters':'\u006C\u24DB\uFF4C\u0140\u013A\u013E\u1E37\u1E39\u013C\u1E3D\u1E3B\u017F\u0142\u019A\u026B\u2C61\uA749\uA781\uA747'},
        {'base':'lj','letters':'\u01C9'},
        {'base':'m', 'letters':'\u006D\u24DC\uFF4D\u1E3F\u1E41\u1E43\u0271\u026F'},
        {'base':'n', 'letters':'\u006E\u24DD\uFF4E\u01F9\u0144\u00F1\u1E45\u0148\u1E47\u0146\u1E4B\u1E49\u019E\u0272\u0149\uA791\uA7A5'},
        {'base':'nj','letters':'\u01CC'},
        {'base':'o', 'letters':'\u006F\u24DE\uFF4F\u00F2\u00F3\u00F4\u1ED3\u1ED1\u1ED7\u1ED5\u00F5\u1E4D\u022D\u1E4F\u014D\u1E51\u1E53\u014F\u022F\u0231\u00F6\u022B\u1ECF\u0151\u01D2\u020D\u020F\u01A1\u1EDD\u1EDB\u1EE1\u1EDF\u1EE3\u1ECD\u1ED9\u01EB\u01ED\u00F8\u01FF\u0254\uA74B\uA74D\u0275'},
        {'base':'oi','letters':'\u01A3'},
        {'base':'ou','letters':'\u0223'},
        {'base':'oo','letters':'\uA74F'},
        {'base':'p','letters':'\u0070\u24DF\uFF50\u1E55\u1E57\u01A5\u1D7D\uA751\uA753\uA755'},
        {'base':'q','letters':'\u0071\u24E0\uFF51\u024B\uA757\uA759'},
        {'base':'r','letters':'\u0072\u24E1\uFF52\u0155\u1E59\u0159\u0211\u0213\u1E5B\u1E5D\u0157\u1E5F\u024D\u027D\uA75B\uA7A7\uA783'},
        {'base':'s','letters':'\u0073\u24E2\uFF53\u00DF\u015B\u1E65\u015D\u1E61\u0161\u1E67\u1E63\u1E69\u0219\u015F\u023F\uA7A9\uA785\u1E9B'},
        {'base':'t','letters':'\u0074\u24E3\uFF54\u1E6B\u1E97\u0165\u1E6D\u021B\u0163\u1E71\u1E6F\u0167\u01AD\u0288\u2C66\uA787'},
        {'base':'tz','letters':'\uA729'},
        {'base':'u','letters': '\u0075\u24E4\uFF55\u00F9\u00FA\u00FB\u0169\u1E79\u016B\u1E7B\u016D\u00FC\u01DC\u01D8\u01D6\u01DA\u1EE7\u016F\u0171\u01D4\u0215\u0217\u01B0\u1EEB\u1EE9\u1EEF\u1EED\u1EF1\u1EE5\u1E73\u0173\u1E77\u1E75\u0289'},
        {'base':'v','letters':'\u0076\u24E5\uFF56\u1E7D\u1E7F\u028B\uA75F\u028C'},
        {'base':'vy','letters':'\uA761'},
        {'base':'w','letters':'\u0077\u24E6\uFF57\u1E81\u1E83\u0175\u1E87\u1E85\u1E98\u1E89\u2C73'},
        {'base':'x','letters':'\u0078\u24E7\uFF58\u1E8B\u1E8D'},
        {'base':'y','letters':'\u0079\u24E8\uFF59\u1EF3\u00FD\u0177\u1EF9\u0233\u1E8F\u00FF\u1EF7\u1E99\u1EF5\u01B4\u024F\u1EFF'},
        {'base':'z','letters':'\u007A\u24E9\uFF5A\u017A\u1E91\u017C\u017E\u1E93\u1E95\u01B6\u0225\u0240\u2C6C\uA763'}
    ];

    var diacriticsMap = {};
    for (var i=0; i < defaultDiacriticsRemovalMap .length; i++){
        var letters = defaultDiacriticsRemovalMap [i].letters;
        for (var j=0; j < letters.length ; j++){
            diacriticsMap[letters[j]] = defaultDiacriticsRemovalMap [i].base;
        }
    }

    // "what?" version ... http://jsperf.com/diacritics/12
    function removeDiacritics (str) {
        return str.replace(/[^\u0000-\u007E]/g, function(a){ 
           return diacriticsMap[a] || a; 
        });
    }    
    var paragraph = "L'avantage d'utiliser le lorem ipsum est bien     évidemment de pouvoir créer des maquettes ou de remplir un site internet de contenus qui présentent un rendu s'approchant un maximum du rendu final. \n Par défaut lorem ipsum ne contient pas d'accent ni de caractères spéciaux contrairement à la langue française qui en contient beaucoup. C'est sur ce critère que nous proposons une solution avec cet outil qui générant du faux-texte lorem ipsum mais avec en plus, des caractères spéciaux tel que les accents ou certains symboles utiles pour la langue française. \n L'utilisation du lorem standard est facile d’utilisation mais lorsque le futur client utilisera votre logiciel il se peut que certains caractères spéciaux ou qu'un accent ne soient pas codés correctement. \n Cette page a pour but donc de pouvoir perdre le moins de temps possible et donc de tester directement si tous les encodages de base de donnée ou des sites sont les bons de plus il permet de récuperer un code css avec le texte formaté !";
    alert(removeDiacritics(paragraph));

Pour tester ma théorie, j'ai écrit un test dans http://jsperf.com/diacritics/12 . Résultats:

Test dans Chrome 28.0.1500.95 32 bits sur Windows 8 64 bits: en
utilisant Regexp 4558
ops / sec ± 4,16%. 37% plus lent
style String Builder
7,308 ops / sec ± 4,88%. le plus rapide

Mise à jour

Test dans Chrome 33.0.1750 sur Windows 8 64 bits:

Utilisation de Regexp
5 260 ± 1,25% ops / sec 76% plus lent
Utilisation de la version @skerit 22,138
± 2,12% ops / sec plus rapide

Mise à jour - 19/03/2014

Ajout de signes diacritiques "OE" manquants.

Mise à jour - 27/03/2014

Utiliser un moyen plus rapide pour traverser une chaîne en utilisant js - "Quoi?" Version

Comparaison jsPerf

Mise à jour - 14/05/2014

Wiki de la communauté


3
J'ai ajouté deux autres variantes, mais elles ne sont pas plus rapides que la version String Builder (testée avec Chrome et Firefox): jsperf.com/diacritics/3
panzi

4
J'ai ajouté une autre variante sans utiliser "in". Sérieusement: n'utilisez pas "in", c'est incroyablement lent.
skerit

2
@DrakaSAN Je n'ai pas pu m'empêcher d'essayer de savoir ce qui se passe dans le "Quoi?" version, s'il vous plaît jeter un oeil à jsbin.com/yewoyusevabe/1/edit?js,console profitez :-)
Adrien Be

2
@DrakaSAN voici de très bonnes ressources que j'ai utilisées pour m'aider à découvrir "quoi?" se déroulait en.wikipedia.org/wiki/Latin_script_in_Unicode et également developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/…
Adrien Be

2
Étant donné que cela '\u00DF'.toUpperCase()équivaut à «SS», je pense que la conversion \u00DFen ss est la bonne décision. Le message étant un wiki communautaire, peut-être que @CodingYourLife contribuerait au changement que vous avez fait?

102

Une version plus complète avec un support sensible à la casse, des ligatures et ainsi de suite. Source d'origine sur: http://lehelk.com/2011/05/06/script-to-remove-diacritics/

var defaultDiacriticsRemovalMap = [
    {'base':'A', 'letters':/[\u0041\u24B6\uFF21\u00C0\u00C1\u00C2\u1EA6\u1EA4\u1EAA\u1EA8\u00C3\u0100\u0102\u1EB0\u1EAE\u1EB4\u1EB2\u0226\u01E0\u00C4\u01DE\u1EA2\u00C5\u01FA\u01CD\u0200\u0202\u1EA0\u1EAC\u1EB6\u1E00\u0104\u023A\u2C6F]/g},
    {'base':'AA','letters':/[\uA732]/g},
    {'base':'AE','letters':/[\u00C6\u01FC\u01E2]/g},
    {'base':'AO','letters':/[\uA734]/g},
    {'base':'AU','letters':/[\uA736]/g},
    {'base':'AV','letters':/[\uA738\uA73A]/g},
    {'base':'AY','letters':/[\uA73C]/g},
    {'base':'B', 'letters':/[\u0042\u24B7\uFF22\u1E02\u1E04\u1E06\u0243\u0182\u0181]/g},
    {'base':'C', 'letters':/[\u0043\u24B8\uFF23\u0106\u0108\u010A\u010C\u00C7\u1E08\u0187\u023B\uA73E]/g},
    {'base':'D', 'letters':/[\u0044\u24B9\uFF24\u1E0A\u010E\u1E0C\u1E10\u1E12\u1E0E\u0110\u018B\u018A\u0189\uA779]/g},
    {'base':'DZ','letters':/[\u01F1\u01C4]/g},
    {'base':'Dz','letters':/[\u01F2\u01C5]/g},
    {'base':'E', 'letters':/[\u0045\u24BA\uFF25\u00C8\u00C9\u00CA\u1EC0\u1EBE\u1EC4\u1EC2\u1EBC\u0112\u1E14\u1E16\u0114\u0116\u00CB\u1EBA\u011A\u0204\u0206\u1EB8\u1EC6\u0228\u1E1C\u0118\u1E18\u1E1A\u0190\u018E]/g},
    {'base':'F', 'letters':/[\u0046\u24BB\uFF26\u1E1E\u0191\uA77B]/g},
    {'base':'G', 'letters':/[\u0047\u24BC\uFF27\u01F4\u011C\u1E20\u011E\u0120\u01E6\u0122\u01E4\u0193\uA7A0\uA77D\uA77E]/g},
    {'base':'H', 'letters':/[\u0048\u24BD\uFF28\u0124\u1E22\u1E26\u021E\u1E24\u1E28\u1E2A\u0126\u2C67\u2C75\uA78D]/g},
    {'base':'I', 'letters':/[\u0049\u24BE\uFF29\u00CC\u00CD\u00CE\u0128\u012A\u012C\u0130\u00CF\u1E2E\u1EC8\u01CF\u0208\u020A\u1ECA\u012E\u1E2C\u0197]/g},
    {'base':'J', 'letters':/[\u004A\u24BF\uFF2A\u0134\u0248]/g},
    {'base':'K', 'letters':/[\u004B\u24C0\uFF2B\u1E30\u01E8\u1E32\u0136\u1E34\u0198\u2C69\uA740\uA742\uA744\uA7A2]/g},
    {'base':'L', 'letters':/[\u004C\u24C1\uFF2C\u013F\u0139\u013D\u1E36\u1E38\u013B\u1E3C\u1E3A\u0141\u023D\u2C62\u2C60\uA748\uA746\uA780]/g},
    {'base':'LJ','letters':/[\u01C7]/g},
    {'base':'Lj','letters':/[\u01C8]/g},
    {'base':'M', 'letters':/[\u004D\u24C2\uFF2D\u1E3E\u1E40\u1E42\u2C6E\u019C]/g},
    {'base':'N', 'letters':/[\u004E\u24C3\uFF2E\u01F8\u0143\u00D1\u1E44\u0147\u1E46\u0145\u1E4A\u1E48\u0220\u019D\uA790\uA7A4]/g},
    {'base':'NJ','letters':/[\u01CA]/g},
    {'base':'Nj','letters':/[\u01CB]/g},
    {'base':'O', 'letters':/[\u004F\u24C4\uFF2F\u00D2\u00D3\u00D4\u1ED2\u1ED0\u1ED6\u1ED4\u00D5\u1E4C\u022C\u1E4E\u014C\u1E50\u1E52\u014E\u022E\u0230\u00D6\u022A\u1ECE\u0150\u01D1\u020C\u020E\u01A0\u1EDC\u1EDA\u1EE0\u1EDE\u1EE2\u1ECC\u1ED8\u01EA\u01EC\u00D8\u01FE\u0186\u019F\uA74A\uA74C]/g},
    {'base':'OI','letters':/[\u01A2]/g},
    {'base':'OO','letters':/[\uA74E]/g},
    {'base':'OU','letters':/[\u0222]/g},
    {'base':'P', 'letters':/[\u0050\u24C5\uFF30\u1E54\u1E56\u01A4\u2C63\uA750\uA752\uA754]/g},
    {'base':'Q', 'letters':/[\u0051\u24C6\uFF31\uA756\uA758\u024A]/g},
    {'base':'R', 'letters':/[\u0052\u24C7\uFF32\u0154\u1E58\u0158\u0210\u0212\u1E5A\u1E5C\u0156\u1E5E\u024C\u2C64\uA75A\uA7A6\uA782]/g},
    {'base':'S', 'letters':/[\u0053\u24C8\uFF33\u1E9E\u015A\u1E64\u015C\u1E60\u0160\u1E66\u1E62\u1E68\u0218\u015E\u2C7E\uA7A8\uA784]/g},
    {'base':'T', 'letters':/[\u0054\u24C9\uFF34\u1E6A\u0164\u1E6C\u021A\u0162\u1E70\u1E6E\u0166\u01AC\u01AE\u023E\uA786]/g},
    {'base':'TZ','letters':/[\uA728]/g},
    {'base':'U', 'letters':/[\u0055\u24CA\uFF35\u00D9\u00DA\u00DB\u0168\u1E78\u016A\u1E7A\u016C\u00DC\u01DB\u01D7\u01D5\u01D9\u1EE6\u016E\u0170\u01D3\u0214\u0216\u01AF\u1EEA\u1EE8\u1EEE\u1EEC\u1EF0\u1EE4\u1E72\u0172\u1E76\u1E74\u0244]/g},
    {'base':'V', 'letters':/[\u0056\u24CB\uFF36\u1E7C\u1E7E\u01B2\uA75E\u0245]/g},
    {'base':'VY','letters':/[\uA760]/g},
    {'base':'W', 'letters':/[\u0057\u24CC\uFF37\u1E80\u1E82\u0174\u1E86\u1E84\u1E88\u2C72]/g},
    {'base':'X', 'letters':/[\u0058\u24CD\uFF38\u1E8A\u1E8C]/g},
    {'base':'Y', 'letters':/[\u0059\u24CE\uFF39\u1EF2\u00DD\u0176\u1EF8\u0232\u1E8E\u0178\u1EF6\u1EF4\u01B3\u024E\u1EFE]/g},
    {'base':'Z', 'letters':/[\u005A\u24CF\uFF3A\u0179\u1E90\u017B\u017D\u1E92\u1E94\u01B5\u0224\u2C7F\u2C6B\uA762]/g},
    {'base':'a', 'letters':/[\u0061\u24D0\uFF41\u1E9A\u00E0\u00E1\u00E2\u1EA7\u1EA5\u1EAB\u1EA9\u00E3\u0101\u0103\u1EB1\u1EAF\u1EB5\u1EB3\u0227\u01E1\u00E4\u01DF\u1EA3\u00E5\u01FB\u01CE\u0201\u0203\u1EA1\u1EAD\u1EB7\u1E01\u0105\u2C65\u0250]/g},
    {'base':'aa','letters':/[\uA733]/g},
    {'base':'ae','letters':/[\u00E6\u01FD\u01E3]/g},
    {'base':'ao','letters':/[\uA735]/g},
    {'base':'au','letters':/[\uA737]/g},
    {'base':'av','letters':/[\uA739\uA73B]/g},
    {'base':'ay','letters':/[\uA73D]/g},
    {'base':'b', 'letters':/[\u0062\u24D1\uFF42\u1E03\u1E05\u1E07\u0180\u0183\u0253]/g},
    {'base':'c', 'letters':/[\u0063\u24D2\uFF43\u0107\u0109\u010B\u010D\u00E7\u1E09\u0188\u023C\uA73F\u2184]/g},
    {'base':'d', 'letters':/[\u0064\u24D3\uFF44\u1E0B\u010F\u1E0D\u1E11\u1E13\u1E0F\u0111\u018C\u0256\u0257\uA77A]/g},
    {'base':'dz','letters':/[\u01F3\u01C6]/g},
    {'base':'e', 'letters':/[\u0065\u24D4\uFF45\u00E8\u00E9\u00EA\u1EC1\u1EBF\u1EC5\u1EC3\u1EBD\u0113\u1E15\u1E17\u0115\u0117\u00EB\u1EBB\u011B\u0205\u0207\u1EB9\u1EC7\u0229\u1E1D\u0119\u1E19\u1E1B\u0247\u025B\u01DD]/g},
    {'base':'f', 'letters':/[\u0066\u24D5\uFF46\u1E1F\u0192\uA77C]/g},
    {'base':'g', 'letters':/[\u0067\u24D6\uFF47\u01F5\u011D\u1E21\u011F\u0121\u01E7\u0123\u01E5\u0260\uA7A1\u1D79\uA77F]/g},
    {'base':'h', 'letters':/[\u0068\u24D7\uFF48\u0125\u1E23\u1E27\u021F\u1E25\u1E29\u1E2B\u1E96\u0127\u2C68\u2C76\u0265]/g},
    {'base':'hv','letters':/[\u0195]/g},
    {'base':'i', 'letters':/[\u0069\u24D8\uFF49\u00EC\u00ED\u00EE\u0129\u012B\u012D\u00EF\u1E2F\u1EC9\u01D0\u0209\u020B\u1ECB\u012F\u1E2D\u0268\u0131]/g},
    {'base':'j', 'letters':/[\u006A\u24D9\uFF4A\u0135\u01F0\u0249]/g},
    {'base':'k', 'letters':/[\u006B\u24DA\uFF4B\u1E31\u01E9\u1E33\u0137\u1E35\u0199\u2C6A\uA741\uA743\uA745\uA7A3]/g},
    {'base':'l', 'letters':/[\u006C\u24DB\uFF4C\u0140\u013A\u013E\u1E37\u1E39\u013C\u1E3D\u1E3B\u017F\u0142\u019A\u026B\u2C61\uA749\uA781\uA747]/g},
    {'base':'lj','letters':/[\u01C9]/g},
    {'base':'m', 'letters':/[\u006D\u24DC\uFF4D\u1E3F\u1E41\u1E43\u0271\u026F]/g},
    {'base':'n', 'letters':/[\u006E\u24DD\uFF4E\u01F9\u0144\u00F1\u1E45\u0148\u1E47\u0146\u1E4B\u1E49\u019E\u0272\u0149\uA791\uA7A5]/g},
    {'base':'nj','letters':/[\u01CC]/g},
    {'base':'o', 'letters':/[\u006F\u24DE\uFF4F\u00F2\u00F3\u00F4\u1ED3\u1ED1\u1ED7\u1ED5\u00F5\u1E4D\u022D\u1E4F\u014D\u1E51\u1E53\u014F\u022F\u0231\u00F6\u022B\u1ECF\u0151\u01D2\u020D\u020F\u01A1\u1EDD\u1EDB\u1EE1\u1EDF\u1EE3\u1ECD\u1ED9\u01EB\u01ED\u00F8\u01FF\u0254\uA74B\uA74D\u0275]/g},
    {'base':'oi','letters':/[\u01A3]/g},
    {'base':'ou','letters':/[\u0223]/g},
    {'base':'oo','letters':/[\uA74F]/g},
    {'base':'p','letters':/[\u0070\u24DF\uFF50\u1E55\u1E57\u01A5\u1D7D\uA751\uA753\uA755]/g},
    {'base':'q','letters':/[\u0071\u24E0\uFF51\u024B\uA757\uA759]/g},
    {'base':'r','letters':/[\u0072\u24E1\uFF52\u0155\u1E59\u0159\u0211\u0213\u1E5B\u1E5D\u0157\u1E5F\u024D\u027D\uA75B\uA7A7\uA783]/g},
    {'base':'s','letters':/[\u0073\u24E2\uFF53\u00DF\u015B\u1E65\u015D\u1E61\u0161\u1E67\u1E63\u1E69\u0219\u015F\u023F\uA7A9\uA785\u1E9B]/g},
    {'base':'t','letters':/[\u0074\u24E3\uFF54\u1E6B\u1E97\u0165\u1E6D\u021B\u0163\u1E71\u1E6F\u0167\u01AD\u0288\u2C66\uA787]/g},
    {'base':'tz','letters':/[\uA729]/g},
    {'base':'u','letters':/[\u0075\u24E4\uFF55\u00F9\u00FA\u00FB\u0169\u1E79\u016B\u1E7B\u016D\u00FC\u01DC\u01D8\u01D6\u01DA\u1EE7\u016F\u0171\u01D4\u0215\u0217\u01B0\u1EEB\u1EE9\u1EEF\u1EED\u1EF1\u1EE5\u1E73\u0173\u1E77\u1E75\u0289]/g},
    {'base':'v','letters':/[\u0076\u24E5\uFF56\u1E7D\u1E7F\u028B\uA75F\u028C]/g},
    {'base':'vy','letters':/[\uA761]/g},
    {'base':'w','letters':/[\u0077\u24E6\uFF57\u1E81\u1E83\u0175\u1E87\u1E85\u1E98\u1E89\u2C73]/g},
    {'base':'x','letters':/[\u0078\u24E7\uFF58\u1E8B\u1E8D]/g},
    {'base':'y','letters':/[\u0079\u24E8\uFF59\u1EF3\u00FD\u0177\u1EF9\u0233\u1E8F\u00FF\u1EF7\u1E99\u1EF5\u01B4\u024F\u1EFF]/g},
    {'base':'z','letters':/[\u007A\u24E9\uFF5A\u017A\u1E91\u017C\u017E\u1E93\u1E95\u01B6\u0225\u0240\u2C6C\uA763]/g}
];
var changes;
function removeDiacritics (str) {
    if(!changes) {
        changes = defaultDiacriticsRemovalMap;
    }
    for(var i=0; i<changes.length; i++) {
        str = str.replace(changes[i].letters, changes[i].base);
    }
    return str;
}

9
Quelqu'un peut-il m'expliquer pourquoi il y a un "changement" var utilisé ici. Ne pourrions-nous pas simplement utiliser directement le diacriticsMap?
Olivier

2
Oui vous pourriez. Cependant, cela vous permet de remplacer une autre carte diacritique en lui attribuant la valeur changes.
Ryan Rapp

9
Faites-en au moins un paramètre facultatif de removeDiacritics. Bon sang, vraiment? Une variable externe? Pourquoi?
Gui Prá

1
œ ( { base: "oe", letters: /[\u0153]/g }) et Œ ( { base: "OE", letters: /[\u0152]/g }) sont manquants. Il y en a peut-être plus, mais comme le PO en a fait mention, je pense qu'ils devraient être ajoutés.
The_Black_Smurf

Quelques changements que j'ai suggérés à la version modifiée, l'ajouteront ici également: Manquant: ʏ-> Ue, ð-> d, Changement: ä-> ae, ö-> oe, ü-> ue, Ä-> Ae, Ö-> Oe, Ü-> Ue, å-> aa, Å-> Aa, ß-> ss, -> SS,
Marius

60

Voici un script très rapide basé sur la norme Unicode, extrait d'ici: http://semplicewebsites.com/removing-accents-javascript

var Latinise={};Latinise.latin_map={"Á":"A","Ă":"A","Ắ":"A","Ặ":"A","Ằ":"A","Ẳ":"A","Ẵ":"A","Ǎ":"A","Â":"A","Ấ":"A","Ậ":"A","Ầ":"A","Ẩ":"A","Ẫ":"A","Ä":"A","Ǟ":"A","Ȧ":"A","Ǡ":"A","Ạ":"A","Ȁ":"A","À":"A","Ả":"A","Ȃ":"A","Ā":"A","Ą":"A","Å":"A","Ǻ":"A","Ḁ":"A","Ⱥ":"A","Ã":"A","Ꜳ":"AA","Æ":"AE","Ǽ":"AE","Ǣ":"AE","Ꜵ":"AO","Ꜷ":"AU","Ꜹ":"AV","Ꜻ":"AV","Ꜽ":"AY","Ḃ":"B","Ḅ":"B","Ɓ":"B","Ḇ":"B","Ƀ":"B","Ƃ":"B","Ć":"C","Č":"C","Ç":"C","Ḉ":"C","Ĉ":"C","Ċ":"C","Ƈ":"C","Ȼ":"C","Ď":"D","Ḑ":"D","Ḓ":"D","Ḋ":"D","Ḍ":"D","Ɗ":"D","Ḏ":"D","Dz":"D","Dž":"D","Đ":"D","Ƌ":"D","DZ":"DZ","DŽ":"DZ","É":"E","Ĕ":"E","Ě":"E","Ȩ":"E","Ḝ":"E","Ê":"E","Ế":"E","Ệ":"E","Ề":"E","Ể":"E","Ễ":"E","Ḙ":"E","Ë":"E","Ė":"E","Ẹ":"E","Ȅ":"E","È":"E","Ẻ":"E","Ȇ":"E","Ē":"E","Ḗ":"E","Ḕ":"E","Ę":"E","Ɇ":"E","Ẽ":"E","Ḛ":"E","Ꝫ":"ET","Ḟ":"F","Ƒ":"F","Ǵ":"G","Ğ":"G","Ǧ":"G","Ģ":"G","Ĝ":"G","Ġ":"G","Ɠ":"G","Ḡ":"G","Ǥ":"G","Ḫ":"H","Ȟ":"H","Ḩ":"H","Ĥ":"H","Ⱨ":"H","Ḧ":"H","Ḣ":"H","Ḥ":"H","Ħ":"H","Í":"I","Ĭ":"I","Ǐ":"I","Î":"I","Ï":"I","Ḯ":"I","İ":"I","Ị":"I","Ȉ":"I","Ì":"I","Ỉ":"I","Ȋ":"I","Ī":"I","Į":"I","Ɨ":"I","Ĩ":"I","Ḭ":"I","Ꝺ":"D","Ꝼ":"F","Ᵹ":"G","Ꞃ":"R","Ꞅ":"S","Ꞇ":"T","Ꝭ":"IS","Ĵ":"J","Ɉ":"J","Ḱ":"K","Ǩ":"K","Ķ":"K","Ⱪ":"K","Ꝃ":"K","Ḳ":"K","Ƙ":"K","Ḵ":"K","Ꝁ":"K","Ꝅ":"K","Ĺ":"L","Ƚ":"L","Ľ":"L","Ļ":"L","Ḽ":"L","Ḷ":"L","Ḹ":"L","Ⱡ":"L","Ꝉ":"L","Ḻ":"L","Ŀ":"L","Ɫ":"L","Lj":"L","Ł":"L","LJ":"LJ","Ḿ":"M","Ṁ":"M","Ṃ":"M","Ɱ":"M","Ń":"N","Ň":"N","Ņ":"N","Ṋ":"N","Ṅ":"N","Ṇ":"N","Ǹ":"N","Ɲ":"N","Ṉ":"N","Ƞ":"N","Nj":"N","Ñ":"N","NJ":"NJ","Ó":"O","Ŏ":"O","Ǒ":"O","Ô":"O","Ố":"O","Ộ":"O","Ồ":"O","Ổ":"O","Ỗ":"O","Ö":"O","Ȫ":"O","Ȯ":"O","Ȱ":"O","Ọ":"O","Ő":"O","Ȍ":"O","Ò":"O","Ỏ":"O","Ơ":"O","Ớ":"O","Ợ":"O","Ờ":"O","Ở":"O","Ỡ":"O","Ȏ":"O","Ꝋ":"O","Ꝍ":"O","Ō":"O","Ṓ":"O","Ṑ":"O","Ɵ":"O","Ǫ":"O","Ǭ":"O","Ø":"O","Ǿ":"O","Õ":"O","Ṍ":"O","Ṏ":"O","Ȭ":"O","Ƣ":"OI","Ꝏ":"OO","Ɛ":"E","Ɔ":"O","Ȣ":"OU","Ṕ":"P","Ṗ":"P","Ꝓ":"P","Ƥ":"P","Ꝕ":"P","Ᵽ":"P","Ꝑ":"P","Ꝙ":"Q","Ꝗ":"Q","Ŕ":"R","Ř":"R","Ŗ":"R","Ṙ":"R","Ṛ":"R","Ṝ":"R","Ȑ":"R","Ȓ":"R","Ṟ":"R","Ɍ":"R","Ɽ":"R","Ꜿ":"C","Ǝ":"E","Ś":"S","Ṥ":"S","Š":"S","Ṧ":"S","Ş":"S","Ŝ":"S","Ș":"S","Ṡ":"S","Ṣ":"S","Ṩ":"S","Ť":"T","Ţ":"T","Ṱ":"T","Ț":"T","Ⱦ":"T","Ṫ":"T","Ṭ":"T","Ƭ":"T","Ṯ":"T","Ʈ":"T","Ŧ":"T","Ɐ":"A","Ꞁ":"L","Ɯ":"M","Ʌ":"V","Ꜩ":"TZ","Ú":"U","Ŭ":"U","Ǔ":"U","Û":"U","Ṷ":"U","Ü":"U","Ǘ":"U","Ǚ":"U","Ǜ":"U","Ǖ":"U","Ṳ":"U","Ụ":"U","Ű":"U","Ȕ":"U","Ù":"U","Ủ":"U","Ư":"U","Ứ":"U","Ự":"U","Ừ":"U","Ử":"U","Ữ":"U","Ȗ":"U","Ū":"U","Ṻ":"U","Ų":"U","Ů":"U","Ũ":"U","Ṹ":"U","Ṵ":"U","Ꝟ":"V","Ṿ":"V","Ʋ":"V","Ṽ":"V","Ꝡ":"VY","Ẃ":"W","Ŵ":"W","Ẅ":"W","Ẇ":"W","Ẉ":"W","Ẁ":"W","Ⱳ":"W","Ẍ":"X","Ẋ":"X","Ý":"Y","Ŷ":"Y","Ÿ":"Y","Ẏ":"Y","Ỵ":"Y","Ỳ":"Y","Ƴ":"Y","Ỷ":"Y","Ỿ":"Y","Ȳ":"Y","Ɏ":"Y","Ỹ":"Y","Ź":"Z","Ž":"Z","Ẑ":"Z","Ⱬ":"Z","Ż":"Z","Ẓ":"Z","Ȥ":"Z","Ẕ":"Z","Ƶ":"Z","IJ":"IJ","Œ":"OE","ᴀ":"A","ᴁ":"AE","ʙ":"B","ᴃ":"B","ᴄ":"C","ᴅ":"D","ᴇ":"E","ꜰ":"F","ɢ":"G","ʛ":"G","ʜ":"H","ɪ":"I","ʁ":"R","ᴊ":"J","ᴋ":"K","ʟ":"L","ᴌ":"L","ᴍ":"M","ɴ":"N","ᴏ":"O","ɶ":"OE","ᴐ":"O","ᴕ":"OU","ᴘ":"P","ʀ":"R","ᴎ":"N","ᴙ":"R","ꜱ":"S","ᴛ":"T","ⱻ":"E","ᴚ":"R","ᴜ":"U","ᴠ":"V","ᴡ":"W","ʏ":"Y","ᴢ":"Z","á":"a","ă":"a","ắ":"a","ặ":"a","ằ":"a","ẳ":"a","ẵ":"a","ǎ":"a","â":"a","ấ":"a","ậ":"a","ầ":"a","ẩ":"a","ẫ":"a","ä":"a","ǟ":"a","ȧ":"a","ǡ":"a","ạ":"a","ȁ":"a","à":"a","ả":"a","ȃ":"a","ā":"a","ą":"a","ᶏ":"a","ẚ":"a","å":"a","ǻ":"a","ḁ":"a","ⱥ":"a","ã":"a","ꜳ":"aa","æ":"ae","ǽ":"ae","ǣ":"ae","ꜵ":"ao","ꜷ":"au","ꜹ":"av","ꜻ":"av","ꜽ":"ay","ḃ":"b","ḅ":"b","ɓ":"b","ḇ":"b","ᵬ":"b","ᶀ":"b","ƀ":"b","ƃ":"b","ɵ":"o","ć":"c","č":"c","ç":"c","ḉ":"c","ĉ":"c","ɕ":"c","ċ":"c","ƈ":"c","ȼ":"c","ď":"d","ḑ":"d","ḓ":"d","ȡ":"d","ḋ":"d","ḍ":"d","ɗ":"d","ᶑ":"d","ḏ":"d","ᵭ":"d","ᶁ":"d","đ":"d","ɖ":"d","ƌ":"d","ı":"i","ȷ":"j","ɟ":"j","ʄ":"j","dz":"dz","dž":"dz","é":"e","ĕ":"e","ě":"e","ȩ":"e","ḝ":"e","ê":"e","ế":"e","ệ":"e","ề":"e","ể":"e","ễ":"e","ḙ":"e","ë":"e","ė":"e","ẹ":"e","ȅ":"e","è":"e","ẻ":"e","ȇ":"e","ē":"e","ḗ":"e","ḕ":"e","ⱸ":"e","ę":"e","ᶒ":"e","ɇ":"e","ẽ":"e","ḛ":"e","ꝫ":"et","ḟ":"f","ƒ":"f","ᵮ":"f","ᶂ":"f","ǵ":"g","ğ":"g","ǧ":"g","ģ":"g","ĝ":"g","ġ":"g","ɠ":"g","ḡ":"g","ᶃ":"g","ǥ":"g","ḫ":"h","ȟ":"h","ḩ":"h","ĥ":"h","ⱨ":"h","ḧ":"h","ḣ":"h","ḥ":"h","ɦ":"h","ẖ":"h","ħ":"h","ƕ":"hv","í":"i","ĭ":"i","ǐ":"i","î":"i","ï":"i","ḯ":"i","ị":"i","ȉ":"i","ì":"i","ỉ":"i","ȋ":"i","ī":"i","į":"i","ᶖ":"i","ɨ":"i","ĩ":"i","ḭ":"i","ꝺ":"d","ꝼ":"f","ᵹ":"g","ꞃ":"r","ꞅ":"s","ꞇ":"t","ꝭ":"is","ǰ":"j","ĵ":"j","ʝ":"j","ɉ":"j","ḱ":"k","ǩ":"k","ķ":"k","ⱪ":"k","ꝃ":"k","ḳ":"k","ƙ":"k","ḵ":"k","ᶄ":"k","ꝁ":"k","ꝅ":"k","ĺ":"l","ƚ":"l","ɬ":"l","ľ":"l","ļ":"l","ḽ":"l","ȴ":"l","ḷ":"l","ḹ":"l","ⱡ":"l","ꝉ":"l","ḻ":"l","ŀ":"l","ɫ":"l","ᶅ":"l","ɭ":"l","ł":"l","lj":"lj","ſ":"s","ẜ":"s","ẛ":"s","ẝ":"s","ḿ":"m","ṁ":"m","ṃ":"m","ɱ":"m","ᵯ":"m","ᶆ":"m","ń":"n","ň":"n","ņ":"n","ṋ":"n","ȵ":"n","ṅ":"n","ṇ":"n","ǹ":"n","ɲ":"n","ṉ":"n","ƞ":"n","ᵰ":"n","ᶇ":"n","ɳ":"n","ñ":"n","nj":"nj","ó":"o","ŏ":"o","ǒ":"o","ô":"o","ố":"o","ộ":"o","ồ":"o","ổ":"o","ỗ":"o","ö":"o","ȫ":"o","ȯ":"o","ȱ":"o","ọ":"o","ő":"o","ȍ":"o","ò":"o","ỏ":"o","ơ":"o","ớ":"o","ợ":"o","ờ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String.prototype.latinise=function(){return this.replace(/[^A-Za-z0-9\[\] ]/g,function(a){return Latinise.latin_map[a]||a})};
String.prototype.latinize=String.prototype.latinise;
String.prototype.isLatin=function(){return this==this.latinise()}

Quelques exemples:

> "Piqué".latinize();
"Pique"
> "Piqué".isLatin();
false
> "Pique".isLatin();
true
> "Piqué".latinise().isLatin();
true

Pour vous assurer que le latin_map ci-dessus n'est pas corrompu par le copier / coller ou d'autres transformations, utilisez cette chaîne codée en base64, en remplaçant la première ligne de ce qui précède:

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var Latinise={};Latinise.latin_map=JSON.parse(decodeURIComponent(escape(atob(base64map))));

Cela nécessite utf8 pour l'encodage du fichier. Pour moi, c'est un peu délicat, donc je convertis les personnages en séquences d'échappement unicode. Ex. ç -> \ u00E7
Marco Luglio

C'est vraiment lent
Junior Usca

39

Le format du nouveau RegExp est

RegExp(something, 'modifiers');

Vous voudriez donc

accentsTidy = function(s){
                        var r=s.toLowerCase();
                        r = r.replace(new RegExp("\\s", 'g'),"");
                        r = r.replace(new RegExp("[àáâãäå]", 'g'),"a");
                        r = r.replace(new RegExp("æ", 'g'),"ae");
                        r = r.replace(new RegExp("ç", 'g'),"c");
                        r = r.replace(new RegExp("[èéêë]", 'g'),"e");
                        r = r.replace(new RegExp("[ìíîï]", 'g'),"i");
                        r = r.replace(new RegExp("ñ", 'g'),"n");                            
                        r = r.replace(new RegExp("[òóôõö]", 'g'),"o");
                        r = r.replace(new RegExp("œ", 'g'),"oe");
                        r = r.replace(new RegExp("[ùúûü]", 'g'),"u");
                        r = r.replace(new RegExp("[ýÿ]", 'g'),"y");
                        r = r.replace(new RegExp("\\W", 'g'),"");
                        return r;
                };


2
Impossible de faire fonctionner ce code. Assurez-vous de définir l'encodage doc sur UTF8!
samvermette

1
Une excellente solution, juste une petite note: ajouter ces deux caractères à leurs bonnes positions: ő,ű
Fabrik

Excellente solution! On peut raccourcir encore cela en encapsulant tous les chrs non ascii dans un tableau associatif et en itérant dessus. Je posterai cela comme une réponse alternative ci-dessous, car les commentaires ne fonctionnent pas pour cela. Merci!
Simon Steinberger

26

Vous pouvez utiliser la _.deburrméthode de la bibliothèque Lodash.

Il est disponible en tant que package NPM autonome lodash.deburrou en tant que partie du lodashpackage.

let myStringWithAccent = 'Mon café est plein de caféïne';
let myStringWithoutAccent = deburr(myStringWithAccent);

Le résultat sera: "Mon cafe est plein de cafeine"


14

Code raccourci basé sur l'excellente solution de Ian Elliott:

accentsTidy = function(s){
    var r = s.toLowerCase();
    non_asciis = {'a': '[àáâãäå]', 'ae': 'æ', 'c': 'ç', 'e': '[èéêë]', 'i': '[ìíîï]', 'n': 'ñ', 'o': '[òóôõö]', 'oe': 'œ', 'u': '[ùúûűü]', 'y': '[ýÿ]'};
    for (i in non_asciis) { r = r.replace(new RegExp(non_asciis[i], 'g'), i); }
    return r;
};

Modifier: code non fonctionnel corrigé


3
Malheureusement, ce code est TRÈS lent. Je l'ai testé avec une grande liste non ordonnée et les performances sont importantes par rapport aux autres méthodes expliquées dans cette page (j'ai fini d'utiliser la réponse acceptée). BTW, j'ai corrigé un bug dans votre code. Vous avez eu un appel à une variable non existante nommée "url" sur la quatrième ligne.
OMA

8

Une solution qui semble être beaucoup plus rapide par le test donné: http://jsperf.com/diacritics/9

function removeDiacritics(str) {
   return str.replace(/[^A-Za-z0-9\s]+/g, function(a){
      return diacriticsMap[a] || a; 
   });
}
removeDiacritics(teste);

Exemple de travail: http://jsbin.com/sovorute/1/edit

Raisonnement : L'une des raisons pour lesquelles cela est beaucoup plus rapide est que nous parcourons uniquement les caractères spéciaux, choisis par le motif d'expression régulière négatif. Le test le plus rapide ( String Iteration sans in ) itère 1001 sur le texte donné, ce qui signifie chaque caractère . Celui-ci ne réitère que 35 fois et produit le même résultat . Gardez à l'esprit que cela ne remplacera que ce qui est indiqué sur la carte.

Article classique sur le sujet: http://alistapart.com/article/accent-folding-for-auto-complete

Crédit : http://semplicewebsites.com/removing-accents-javascript , fournit également une belle carte de caractères.


euh, cela + devrait-il être là?
DM8


8

Il y en a beaucoup, mais je pense que celui-ci est simple et assez bon:

 function remove_accents(strAccents) {
    var strAccents = strAccents.split('');
    var strAccentsOut = new Array();
    var strAccentsLen = strAccents.length;
    var accents =    "ÀÁÂÃÄÅàáâãäåÒÓÔÕÕÖØòóôõöøÈÉÊËèéêëðÇçÐÌÍÎÏìíîïÙÚÛÜùúûüÑñŠšŸÿýŽž";
    var accentsOut = "AAAAAAaaaaaaOOOOOOOooooooEEEEeeeeeCcDIIIIiiiiUUUUuuuuNnSsYyyZz";
    for (var y = 0; y < strAccentsLen; y++) {
        if (accents.indexOf(strAccents[y]) != -1) {
            strAccentsOut[y] = accentsOut.substr(accents.indexOf(strAccents[y]), 1);
        } else
            strAccentsOut[y] = strAccents[y];
    }
    strAccentsOut = strAccentsOut.join('');

    return strAccentsOut;
}

Si vous souhaitez également supprimer des caractères spéciaux et transformer des espaces et des tirets en traits de soulignement, procédez comme suit:

string = remove_accents(string);
string = string.replace(/[^a-z0-9\s]/gi, '').replace(/[-\s]/g, '_');

7

Un moyen plus simple de remplacer les signes diacritiques.

function replaceDiacritics(str){

  var diacritics = [
    {char: 'A', base: /[\300-\306]/g},
    {char: 'a', base: /[\340-\346]/g},
    {char: 'E', base: /[\310-\313]/g},
    {char: 'e', base: /[\350-\353]/g},
    {char: 'I', base: /[\314-\317]/g},
    {char: 'i', base: /[\354-\357]/g},
    {char: 'O', base: /[\322-\330]/g},
    {char: 'o', base: /[\362-\370]/g},
    {char: 'U', base: /[\331-\334]/g},
    {char: 'u', base: /[\371-\374]/g},
    {char: 'N', base: /[\321]/g},
    {char: 'n', base: /[\361]/g},
    {char: 'C', base: /[\307]/g},
    {char: 'c', base: /[\347]/g}
  ]

  diacritics.forEach(function(letter){
    str = str.replace(letter.base, letter.char);
  });

  return str;
};

4

J'ai fourré le code de billy http://jsfiddle.net/billybraga/UHmnf/ (à partir de son message ) en ceci: http://jsfiddle.net/infralabs/dJX58/

J'ai corrigé la transcription des caractères ſ et ß et ajouté la conversion de ceux-ci: Þþ , Ðð , Ŋŋ , IJij , Œœ .

L'extrait modifié est ci-dessous:

var defaultDiacriticsRemovalMap = [{
    'base': "A",
        'letters': /(&#65;|&#9398;|&#65313;|&#192;|&#193;|&#194;|&#7846;|&#7844;|&#7850;|&#7848;|&#195;|&#256;|&#258;|&#7856;|&#7854;|&#7860;|&#7858;|&#550;|&#480;|&#196;|&#478;|&#7842;|&#197;|&#506;|&#461;|&#512;|&#514;|&#7840;|&#7852;|&#7862;|&#7680;|&#260;|&#570;|&#11375;|[\u0041\u24B6\uFF21\u00C0\u00C1\u00C2\u1EA6\u1EA4\u1EAA\u1EA8\u00C3\u0100\u0102\u1EB0\u1EAE\u1EB4\u1EB2\u0226\u01E0\u00C4\u01DE\u1EA2\u00C5\u01FA\u01CD\u0200\u0202\u1EA0\u1EAC\u1EB6\u1E00\u0104\u023A\u2C6F])/g
}, {
    'base': "AA",
        'letters': /(&#42802;|[\uA732])/g
}, {
    'base': "AE",
        'letters': /(&#198;|&#508;|&#482;|[\u00C6\u01FC\u01E2])/g
}, {
    'base': "AO",
        'letters': /(&#42804;|[\uA734])/g
}, {
    'base': "AU",
        'letters': /(&#42806;|[\uA736])/g
}, {
    'base': "AV",
        'letters': /(&#42808;|&#42810;|[\uA738\uA73A])/g
}, {
    'base': "AY",
        'letters': /(&#42812;|[\uA73C])/g
}, {
    'base': "B",
        'letters': /(&#66;|&#9399;|&#65314;|&#7682;|&#7684;|&#7686;|&#579;|&#386;|&#385;|[\u0042\u24B7\uFF22\u1E02\u1E04\u1E06\u0243\u0182\u0181])/g
}, {
    'base': "C",
        'letters': /(&#67;|&#9400;|&#65315;|&#262;|&#264;|&#266;|&#268;|&#199;|&#7688;|&#391;|&#571;|&#42814;|[\u0043\u24B8\uFF23\u0106\u0108\u010A\u010C\u00C7\u1E08\u0187\u023B\uA73E])/g
}, {
    'base': "D",
        'letters': /(&#68;|&#9401;|&#65316;|&#7690;|&#270;|&#7692;|&#7696;|&#7698;|&#7694;|&#272;|&#395;|&#394;|&#393;|&#42873;|&#208;|[\u0044\u24B9\uFF24\u1E0A\u010E\u1E0C\u1E10\u1E12\u1E0E\u0110\u018B\u018A\u0189\uA779\u00D0])/g
}, {
    'base': "DZ",
        'letters': /(&#497;|&#452;|[\u01F1\u01C4])/g
}, {
    'base': "Dz",
        'letters': /(&#498;|&#453;|[\u01F2\u01C5])/g
}, {
    'base': "E",
        'letters': /(&#69;|&#9402;|&#65317;|&#200;|&#201;|&#202;|&#7872;|&#7870;|&#7876;|&#7874;|&#7868;|&#274;|&#7700;|&#7702;|&#276;|&#278;|&#203;|&#7866;|&#282;|&#516;|&#518;|&#7864;|&#7878;|&#552;|&#7708;|&#280;|&#7704;|&#7706;|&#400;|&#398;|[\u0045\u24BA\uFF25\u00C8\u00C9\u00CA\u1EC0\u1EBE\u1EC4\u1EC2\u1EBC\u0112\u1E14\u1E16\u0114\u0116\u00CB\u1EBA\u011A\u0204\u0206\u1EB8\u1EC6\u0228\u1E1C\u0118\u1E18\u1E1A\u0190\u018E])/g
}, {
    'base': "F",
        'letters': /(&#70;|&#9403;|&#65318;|&#7710;|&#401;|&#42875;|[\u0046\u24BB\uFF26\u1E1E\u0191\uA77B])/g
}, {
    'base': "G",
        'letters': /(&#71;|&#9404;|&#65319;|&#500;|&#284;|&#7712;|&#286;|&#288;|&#486;|&#290;|&#484;|&#403;|&#42912;|&#42877;|&#42878;|[\u0047\u24BC\uFF27\u01F4\u011C\u1E20\u011E\u0120\u01E6\u0122\u01E4\u0193\uA7A0\uA77D\uA77E])/g
}, {
    'base': "H",
        'letters': /(&#72;|&#9405;|&#65320;|&#292;|&#7714;|&#7718;|&#542;|&#7716;|&#7720;|&#7722;|&#294;|&#11367;|&#11381;|&#42893;|[\u0048\u24BD\uFF28\u0124\u1E22\u1E26\u021E\u1E24\u1E28\u1E2A\u0126\u2C67\u2C75\uA78D])/g
}, {
    'base': "I",
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}, {
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}, {
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}, {
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}, {
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}, {
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}, {
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}, {
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}, {
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}, {
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}, {
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}, {
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}, {
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}, {
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}, {
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}, {
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        'letters': /(&#419;|[\u01A3])/g
}, {
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        'letters': /(&#547;|[\u0223])/g
}, {
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        'letters': /(&#42831;|[\uA74F])/g
}, {
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}, {
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}, {
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        'letters': /(&#223;|[\u00DF])/g
}, {
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}, {
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        'letters': /(&#254;|[\u00FE])/g
}, {
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        'letters': /(&#42793;|[\uA729])/g
}, {
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        'letters': /(&#117;|&#9444;|&#65365;|&#249;|&#250;|&#251;|&#361;|&#7801;|&#363;|&#7803;|&#365;|&#252;|&#476;|&#472;|&#470;|&#474;|&#7911;|&#367;|&#369;|&#468;|&#533;|&#535;|&#432;|&#7915;|&#7913;|&#7919;|&#7917;|&#7921;|&#7909;|&#7795;|&#371;|&#7799;|&#7797;|&#649;|[\u0075\u24E4\uFF55\u00F9\u00FA\u00FB\u0169\u1E79\u016B\u1E7B\u016D\u00FC\u01DC\u01D8\u01D6\u01DA\u1EE7\u016F\u0171\u01D4\u0215\u0217\u01B0\u1EEB\u1EE9\u1EEF\u1EED\u1EF1\u1EE5\u1E73\u0173\u1E77\u1E75\u0289])/g
}, {
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        'letters': /(&#118;|&#9445;|&#65366;|&#7805;|&#7807;|&#651;|&#42847;|&#652;|[\u0076\u24E5\uFF56\u1E7D\u1E7F\u028B\uA75F\u028C])/g
}, {
    'base': "vy",
        'letters': /(&#42849;|[\uA761])/g
}, {
    'base': "w",
        'letters': /(&#119;|&#9446;|&#65367;|&#7809;|&#7811;|&#373;|&#7815;|&#7813;|&#7832;|&#7817;|&#11379;|[\u0077\u24E6\uFF57\u1E81\u1E83\u0175\u1E87\u1E85\u1E98\u1E89\u2C73])/g
}, {
    'base': "x",
        'letters': /(&#120;|&#9447;|&#65368;|&#7819;|&#7821;|[\u0078\u24E7\uFF58\u1E8B\u1E8D])/g
}, {
    'base': "y",
        'letters': /(&#121;|&#9448;|&#65369;|&#7923;|&#253;|&#375;|&#7929;|&#563;|&#7823;|&#255;|&#7927;|&#7833;|&#7925;|&#436;|&#591;|&#7935;|[\u0079\u24E8\uFF59\u1EF3\u00FD\u0177\u1EF9\u0233\u1E8F\u00FF\u1EF7\u1E99\u1EF5\u01B4\u024F\u1EFF])/g
}, {
    'base': "z",
        'letters': /(&#122;|&#9449;|&#65370;|&#378;|&#7825;|&#380;|&#382;|&#7827;|&#7829;|&#438;|&#549;|&#576;|&#11372;|&#42851;|[\u007A\u24E9\uFF5A\u017A\u1E91\u017C\u017E\u1E93\u1E95\u01B6\u0225\u0240\u2C6C\uA763])/g
}];

3

Voici ma version modifiée de la version de lehelk.com qui supprime également les entites html qui sont des accents:

http://jsfiddle.net/billybraga/UHmnf/

Je ne connais toujours pas la performance, cependant ...

var defaultDiacriticsRemovalMap = [{
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    'letters': /(&#65;|&#9398;|&#65313;|&#192;|&#193;|&#194;|&#7846;|&#7844;|&#7850;|&#7848;|&#195;|&#256;|&#258;|&#7856;|&#7854;|&#7860;|&#7858;|&#550;|&#480;|&#196;|&#478;|&#7842;|&#197;|&#506;|&#461;|&#512;|&#514;|&#7840;|&#7852;|&#7862;|&#7680;|&#260;|&#570;|&#11375;|[\u0041\u24B6\uFF21\u00C0\u00C1\u00C2\u1EA6\u1EA4\u1EAA\u1EA8\u00C3\u0100\u0102\u1EB0\u1EAE\u1EB4\u1EB2\u0226\u01E0\u00C4\u01DE\u1EA2\u00C5\u01FA\u01CD\u0200\u0202\u1EA0\u1EAC\u1EB6\u1E00\u0104\u023A\u2C6F])/g},
{
    'base': "AA",
    'letters': /(&#42802;|[\uA732])/g},
{
    'base': "AE",
    'letters': /(&#198;|&#508;|&#482;|[\u00C6\u01FC\u01E2])/g},
{
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{
    'base': "v",
    'letters': /(&#118;|&#9445;|&#65366;|&#7805;|&#7807;|&#651;|&#42847;|&#652;|[\u0076\u24E5\uFF56\u1E7D\u1E7F\u028B\uA75F\u028C])/g},
{
    'base': "vy",
    'letters': /(&#42849;|[\uA761])/g},
{
    'base': "w",
    'letters': /(&#119;|&#9446;|&#65367;|&#7809;|&#7811;|&#373;|&#7815;|&#7813;|&#7832;|&#7817;|&#11379;|[\u0077\u24E6\uFF57\u1E81\u1E83\u0175\u1E87\u1E85\u1E98\u1E89\u2C73])/g},
{
    'base': "x",
    'letters': /(&#120;|&#9447;|&#65368;|&#7819;|&#7821;|[\u0078\u24E7\uFF58\u1E8B\u1E8D])/g},
{
    'base': "y",
    'letters': /(&#121;|&#9448;|&#65369;|&#7923;|&#253;|&#375;|&#7929;|&#563;|&#7823;|&#255;|&#7927;|&#7833;|&#7925;|&#436;|&#591;|&#7935;|[\u0079\u24E8\uFF59\u1EF3\u00FD\u0177\u1EF9\u0233\u1E8F\u00FF\u1EF7\u1E99\u1EF5\u01B4\u024F\u1EFF])/g},
{
    'base': "z",
    'letters': /(&#122;|&#9449;|&#65370;|&#378;|&#7825;|&#380;|&#382;|&#7827;|&#7829;|&#438;|&#549;|&#576;|&#11372;|&#42851;|[\u007A\u24E9\uFF5A\u017A\u1E91\u017C\u017E\u1E93\u1E95\u01B6\u0225\u0240\u2C6C\uA763])/g}];

function removeDiacritics(str) {
    for (var i = 0; i < defaultDiacriticsRemovalMap.length; i++) {
        str = str.replace(defaultDiacriticsRemovalMap[i].letters, defaultDiacriticsRemovalMap[i].base);
    }
    return str;
}

2

Voici une solution très simple sans trop de code utilisant une carte très simple des signes diacritiques qui inclut tout ou partie de cette carte aux équivalents ascii contenant plus d'un caractère, c'est-à-dire Æ => AE, ffi => ffi, etc ... tests fonctionnels très basiques

var diacriticsMap = {
  '\u00C0': 'A',  // À => A
  '\u00C1': 'A',   // Á => A
  '\u00C2': 'A',   // Â => A
  '\u00C3': 'A',   // Ã => A
  '\u00C4': 'A',   // Ä => A
  '\u00C5': 'A',   // Å => A
  '\u00C6': 'AE', // Æ => AE
  '\u00C7': 'C',   // Ç => C
  '\u00C8': 'E',   // È => E
  '\u00C9': 'E',   // É => E
  '\u00CA': 'E',   // Ê => E
  '\u00CB': 'E',   // Ë => E
  '\u00CC': 'I',   // Ì => I
  '\u00CD': 'I',   // Í => I
  '\u00CE': 'I',   // Î => I
  '\u00CF': 'I',   // Ï => I
  '\u0132': 'IJ', // IJ => IJ
  '\u00D0': 'D',   // Ð => D
  '\u00D1': 'N',   // Ñ => N
  '\u00D2': 'O',   // Ò => O
  '\u00D3': 'O',   // Ó => O
  '\u00D4': 'O',   // Ô => O
  '\u00D5': 'O',   // Õ => O
  '\u00D6': 'O',   // Ö => O
  '\u00D8': 'O',   // Ø => O
  '\u0152': 'OE', // Π=> OE
  '\u00DE': 'TH', // Þ => TH
  '\u00D9': 'U',   // Ù => U
  '\u00DA': 'U',   // Ú => U
  '\u00DB': 'U',   // Û => U
  '\u00DC': 'U',   // Ü => U
  '\u00DD': 'Y',   // Ý => Y
  '\u0178': 'Y',   // Ÿ => Y
  '\u00E0': 'a',   // à => a
  '\u00E1': 'a',   // á => a
  '\u00E2': 'a',   // â => a
  '\u00E3': 'a',   // ã => a
  '\u00E4': 'a',   // ä => a
  '\u00E5': 'a',   // å => a
  '\u00E6': 'ae', // æ => ae
  '\u00E7': 'c',   // ç => c
  '\u00E8': 'e',   // è => e
  '\u00E9': 'e',   // é => e
  '\u00EA': 'e',   // ê => e
  '\u00EB': 'e',   // ë => e
  '\u00EC': 'i',   // ì => i
  '\u00ED': 'i',   // í => i
  '\u00EE': 'i',   // î => i
  '\u00EF': 'i',   // ï => i
  '\u0133': 'ij', // ij => ij
  '\u00F0': 'd',   // ð => d
  '\u00F1': 'n',   // ñ => n
  '\u00F2': 'o',   // ò => o
  '\u00F3': 'o',   // ó => o
  '\u00F4': 'o',   // ô => o
  '\u00F5': 'o',   // õ => o
  '\u00F6': 'o',   // ö => o
  '\u00F8': 'o',   // ø => o
  '\u0153': 'oe', // œ => oe
  '\u00DF': 'ss', // ß => ss
  '\u00FE': 'th', // þ => th
  '\u00F9': 'u',   // ù => u
  '\u00FA': 'u',   // ú => u
  '\u00FB': 'u',   // û => u
  '\u00FC': 'u',   // ü => u
  '\u00FD': 'y',   // ý => y
  '\u00FF': 'y',   // ÿ => y
  '\uFB00': 'ff', // ff => ff
  '\uFB01': 'fi',   // fi => fi
  '\uFB02': 'fl', // fl => fl
  '\uFB03': 'ffi',  // ffi => ffi
  '\uFB04': 'ffl',  // ffl => ffl
  '\uFB05': 'ft', // ſt => ft
  '\uFB06': 'st'  // st => st
};

function replaceDiacritics(str) {
  var returnStr = '';
  if(str) {
    for (var i = 0; i < str.length; i++) {
      if (diacriticsMap[str[i]]) {
        returnStr += diacriticsMap[str[i]];
      } else {
        returnStr += str[i];
      }
    }
  }
  return returnStr;
}

function testStripDiacritics(input, expected) {
  var coChar = replaceDiacritics(input);
  console.log('The character passed in was ' + input);
  console.log('The character that came out was ' + coChar);
  console.log('The character expected was' + expected);
}

testStripDiacritics('À','A');
testStripDiacritics('A','A');
testStripDiacritics('Æ','AE');
testStripDiacritics('AE','AE');
testStripDiacritics('ÇhÀrlËšYŸZŽ','ChArlEsYYZZ');

Ceci est loin d'être complet, mais vos mappages sont parfaits pour le prétraitement des chaînes de recherche car ils supposent correctement ce que les anglophones taperaient, par exemple peut Ä- être -> Aeest correct, mais Ä-> Aest plus probable ce que les anglophones vont réellement taper. Je vais traiter mes chaînes avec ceci, suivi de la fonction .normalize () selon la réponse de Lewis . Super que vous ØOłl
attrapiez

2

merci à tous
j'utilise cette version et dis pourquoi (car ces explications me manquent au début, j'essaie donc d'aider le prochain lecteur s'il est aussi ennuyeux que moi ...)

Remarque: je voulais une solution efficace, donc:

  • une seule compilation regexp (si nécessaire)
  • un seul balayage de chaîne pour chaque chaîne
  • un moyen efficace de trouver les caractères traduits etc ...

Ma version est:
(il n'y a pas de nouveau truc technique à l'intérieur, seulement certains sélectionnés + explications pourquoi)

makeSortString = (function() {
    var translate_re = /[¹²³áàâãäåaaaÀÁÂÃÄÅAAAÆccç©CCÇÐÐèéê?ëeeeeeÈÊË?EEEEE€gGiìíîïìiiiÌÍÎÏ?ÌIIIlLnnñNNÑòóôõöoooøÒÓÔÕÖOOOØŒr®Ršs?ߊS?ùúûüuuuuÙÚÛÜUUUUýÿÝŸžzzŽZZ]/g;
    var translate = {
"¹":"1","²":"2","³":"3","á":"a","à":"a","â":"a","ã":"a","ä":"a","å":"a","a":"a","a":"a","a":"a","À":"a","Á":"a","Â":"a","Ã":"a","Ä":"a","Å":"a","A":"a","A":"a",
"A":"a","Æ":"a","c":"c","c":"c","ç":"c","©":"c","C":"c","C":"c","Ç":"c","Ð":"d","Ð":"d","è":"e","é":"e","ê":"e","?":"e","ë":"e","e":"e","e":"e","e":"e","e":"e",
"e":"e","È":"e","Ê":"e","Ë":"e","?":"e","E":"e","E":"e","E":"e","E":"e","E":"e","€":"e","g":"g","G":"g","i":"i","ì":"i","í":"i","î":"i","ï":"i","ì":"i","i":"i",
"i":"i","i":"i","Ì":"i","Í":"i","Î":"i","Ï":"i","?":"i","Ì":"i","I":"i","I":"i","I":"i","l":"l","L":"l","n":"n","n":"n","ñ":"n","N":"n","N":"n","Ñ":"n","ò":"o",
"ó":"o","ô":"o","õ":"o","ö":"o","o":"o","o":"o","o":"o","ø":"o","Ò":"o","Ó":"o","Ô":"o","Õ":"o","Ö":"o","O":"o","O":"o","O":"o","Ø":"o","Œ":"o","r":"r","®":"r",
"R":"r","š":"s","s":"s","?":"s","ß":"s","Š":"s","S":"s","?":"s","ù":"u","ú":"u","û":"u","ü":"u","u":"u","u":"u","u":"u","u":"u","Ù":"u","Ú":"u","Û":"u","Ü":"u",
"U":"u","U":"u","U":"u","U":"u","ý":"y","ÿ":"y","Ý":"y","Ÿ":"y","ž":"z","z":"z","z":"z","Ž":"z","Z":"z","Z":"z"
    };
    return function(s) {
        return(s.replace(translate_re, function(match){return translate[match];}) );
    }
})();

et je l'utilise de cette façon:

var without_accents = makeSortString("wïthêüÄTrèsBïgüeAk100t");
// I let you guess the result,
// no I was kidding you : I give you the result : witheuatresbigueak100t

Commentaires :

  • L'instruction à l'intérieur est effectuée une fois (après, makeSortString! = Non défini)
  • function () {...} est stockée une fois dans makeSortString, donc les "gros" translate_re et translate objets sont stockés une fois
  • Lorsque vous appelez makeSortString ('quelque chose'), il appelle directement la fonction inside qui n'appelle que sur place (...): c'est efficace
  • s.replace utilise regexp (la syntaxe spéciale de var translate_re = .... est en fait équivalente à var translate_re = new RegExp ("[¹ .... Z]", "g"); mais la compilation de regexp se fait une fois pour toutes, et le scan de la chaîne s se fait un pour un appel de la fonction (pas pour chaque caractère car il serait en boucle)
  • Pour chaque caractère trouvé, la fonction d'appels remplace (match) où le paramètre match contient le caractère trouvé, et il appelle le caractère traduit correspondant (translate [match])
  • Translate [match] est probablement aussi efficace car l'objet de traduction javascript est probablement implémenté par javascript avec un hashtab ou quelque chose d'équivalent et permet au programme de trouver le caractère traduit presque directement et non par exemple via une boucle sur un tableau de tous les caractères à trouver la bonne (ce qui serait terriblement inefficace).

2

J'ai fourni cette réponse pour une question similaire. Il est basé sur le remplacement rapide de la recherche de table pour les caractères sélectionnés (latin 1 + 2), un pour un (impossible de changer l'allemand ü en "ue"), mais fonctionne bien pour la "normalisation" de base en ASCII 7 bits.

TAB_00C0 = "AAAAAAACEEEEIIII" +
    "DNOOOOO*OUUUUYIs" +
    "aaaaaaaceeeeiiii" +
    "?nooooo/ouuuuy?y" +
    "AaAaAaCcCcCcCcDd" +
    "DdEeEeEeEeEeGgGg" +
    "GgGgHhHhIiIiIiIi" +
    "IiJjJjKkkLlLlLlL" +
    "lLlNnNnNnnNnOoOo" +
    "OoOoRrRrRrSsSsSs" +
    "SsTtTtTtUuUuUuUu" +
    "UuUuWwYyYZzZzZzF";

function stripDiacritics(source) {
    var result = source.split('');
    for (var i = 0; i < result.length; i++) {
        var c = source.charCodeAt(i);
        if (c >= 0x00c0 && c <= 0x017f) {
            result[i] = String.fromCharCode(TAB_00C0.charCodeAt(c - 0x00c0));
        } else if (c > 127) {
            result[i] = '?';
        }
    }
    return result.join('');
}

stripDiacritics("Šupa, čo? ľšťčžýæøåℌð")

Tous les autres caractères sont convertis en?, C'est-à-dire que le résultat est définitivement ASCII 7 bits. Pas de regex, pas de magie, un travail de tableau de caractères simple.


Nous avons testé les performances de cela et à ma grande surprise, c'est un peu plus lent que la str.normalize('NFD').replace(/[\u0300-\u036f]/g, "")version. Maintenant, c'est bon pour le monoplace plus général. Chose étrange, la version en boucle Java est beaucoup plus rapide, mais elle est basée sur StringBuilder. Je ne sais pas si le split / join doit être blâmé, mais au moins je sais que je peux oublier cette version pour JS / web. :-)
virgo47


2

Le moyen le plus rapide testé pour supprimer les signes diacritiques de la chaîne qui couvre presque tous les caractères est le suivant. trouvé les meilleures performances parmi toutes les autres méthodes

Carte des diacritiques

var diacriticsMap = {
'\u0041': 'A','\u24B6': 'A','\uFF21': 'A','\u00C0': 'A','\u00C1': 'A','\u00C2': 'A','\u1EA6': 'A','\u1EA4': 'A','\u1EAA': 'A','\u1EA8': 'A',
'\u00C3': 'A','\u0100': 'A','\u0102': 'A','\u1EB0': 'A','\u1EAE': 'A','\u1EB4': 'A','\u1EB2': 'A','\u0226': 'A','\u01E0': 'A','\u00C4': 'A',
'\u01DE': 'A','\u1EA2': 'A','\u00C5': 'A','\u01FA': 'A','\u01CD': 'A','\u0200': 'A','\u0202': 'A','\u1EA0': 'A','\u1EAC': 'A','\u1EB6': 'A',
'\u1E00': 'A','\u0104': 'A','\u023A': 'A','\u2C6F': 'A',

'\uA732': 'AA',
'\u00C6': 'AE','\u01FC': 'AE','\u01E2': 'AE',
'\uA734': 'AO',
'\uA736': 'AU',
'\uA738': 'AV','\uA73A': 'AV',
'\uA73C': 'AY',
'\u0042': 'B','\u24B7': 'B','\uFF22': 'B','\u1E02': 'B','\u1E04': 'B','\u1E06': 'B','\u0243': 'B','\u0182': 'B','\u0181': 'B',

'\u0043': 'C','\u24B8': 'C','\uFF23': 'C','\u0106': 'C','\u0108': 'C','\u010A': 'C','\u010C': 'C','\u00C7': 'C','\u1E08': 'C','\u0187': 'C',
'\u023B': 'C','\uA73E': 'C',

'\u0044': 'D','\u24B9': 'D','\uFF24': 'D','\u1E0A': 'D','\u010E': 'D','\u1E0C': 'D','\u1E10': 'D','\u1E12': 'D','\u1E0E': 'D','\u0110': 'D',
'\u018B': 'D','\u018A': 'D','\u0189': 'D','\uA779': 'D',

'\u01F1': 'DZ','\u01C4': 'DZ',
'\u01F2': 'Dz','\u01C5': 'Dz',

'\u0045': 'E','\u24BA': 'E','\uFF25': 'E','\u00C8': 'E','\u00C9': 'E','\u00CA': 'E','\u1EC0': 'E','\u1EBE': 'E','\u1EC4': 'E','\u1EC2': 'E',
'\u1EBC': 'E','\u0112': 'E','\u1E14': 'E','\u1E16': 'E','\u0114': 'E','\u0116': 'E','\u00CB': 'E','\u1EBA': 'E','\u011A': 'E','\u0204': 'E',
'\u0206': 'E','\u1EB8': 'E','\u1EC6': 'E','\u0228': 'E','\u1E1C': 'E','\u0118': 'E','\u1E18': 'E','\u1E1A': 'E','\u0190': 'E','\u018E': 'E',

'\u0046': 'F','\u24BB': 'F','\uFF26': 'F','\u1E1E': 'F','\u0191': 'F','\uA77B': 'F',

'\u0047': 'G','\u24BC': 'G','\uFF27': 'G','\u01F4': 'G','\u011C': 'G','\u1E20': 'G','\u011E': 'G','\u0120': 'G','\u01E6': 'G','\u0122': 'G',
'\u01E4': 'G','\u0193': 'G','\uA7A0': 'G','\uA77D': 'G','\uA77E': 'G',

'\u0048': 'H','\u24BD': 'H','\uFF28': 'H','\u0124': 'H','\u1E22': 'H','\u1E26': 'H','\u021E': 'H','\u1E24': 'H','\u1E28': 'H','\u1E2A': 'H',
'\u0126': 'H','\u2C67': 'H','\u2C75': 'H','\uA78D': 'H',

'\u0049': 'I','\u24BE': 'I','\uFF29': 'I','\u00CC': 'I','\u00CD': 'I','\u00CE': 'I','\u0128': 'I','\u012A': 'I','\u012C': 'I','\u0130': 'I',
'\u00CF': 'I','\u1E2E': 'I','\u1EC8': 'I','\u01CF': 'I','\u0208': 'I','\u020A': 'I','\u1ECA': 'I','\u012E': 'I','\u1E2C': 'I','\u0197': 'I',

'\u004A': 'J','\u24BF': 'J','\uFF2A': 'J','\u0134': 'J','\u0248': 'J',

'\u004B': 'K','\u24C0': 'K','\uFF2B': 'K','\u1E30': 'K','\u01E8': 'K','\u1E32': 'K','\u0136': 'K','\u1E34': 'K','\u0198': 'K','\u2C69': 'K',
'\uA740': 'K','\uA742': 'K','\uA744': 'K','\uA7A2': 'K',

'\u004C': 'L','\u24C1': 'L','\uFF2C': 'L','\u013F': 'L','\u0139': 'L','\u013D': 'L','\u1E36': 'L','\u1E38': 'L','\u013B': 'L','\u1E3C': 'L',
'\u1E3A': 'L','\u0141': 'L','\u023D': 'L','\u2C62': 'L','\u2C60': 'L','\uA748': 'L','\uA746': 'L','\uA780': 'L',

'\u01C7': 'LJ',
'\u01C8': 'Lj',
'\u004D': 'M','\u24C2': 'M','\uFF2D': 'M','\u1E3E': 'M','\u1E40': 'M','\u1E42': 'M','\u2C6E': 'M','\u019C': 'M',

'\u004E': 'N','\u24C3': 'N','\uFF2E': 'N','\u01F8': 'N','\u0143': 'N','\u00D1': 'N','\u1E44': 'N','\u0147': 'N','\u1E46': 'N','\u0145': 'N',
'\u1E4A': 'N','\u1E48': 'N','\u0220': 'N','\u019D': 'N','\uA790': 'N','\uA7A4': 'N',

'\u01CA': 'NJ',
'\u01CB': 'Nj',

'\u004F': 'O','\u24C4': 'O','\uFF2F': 'O','\u00D2': 'O','\u00D3': 'O','\u00D4': 'O','\u1ED2': 'O','\u1ED0': 'O','\u1ED6': 'O','\u1ED4': 'O',
'\u00D5': 'O','\u1E4C': 'O','\u022C': 'O','\u1E4E': 'O','\u014C': 'O','\u1E50': 'O','\u1E52': 'O','\u014E': 'O','\u022E': 'O','\u0230': 'O',
'\u00D6': 'O','\u022A': 'O','\u1ECE': 'O','\u0150': 'O','\u01D1': 'O','\u020C': 'O','\u020E': 'O','\u01A0': 'O','\u1EDC': 'O','\u1EDA': 'O',
'\u1EE0': 'O','\u1EDE': 'O','\u1EE2': 'O','\u1ECC': 'O','\u1ED8': 'O','\u01EA': 'O','\u01EC': 'O','\u00D8': 'O','\u01FE': 'O','\u0186': 'O',
'\u019F': 'O','\uA74A': 'O','\uA74C': 'O',

'\u01A2': 'OI',
'\uA74E': 'OO',
'\u0222': 'OU',
'\u0050': 'P','\u24C5': 'P','\uFF30': 'P','\u1E54': 'P','\u1E56': 'P','\u01A4': 'P','\u2C63': 'P','\uA750': 'P','\uA752': 'P','\uA754': 'P',
'\u0051': 'Q','\u24C6': 'Q','\uFF31': 'Q','\uA756': 'Q','\uA758': 'Q','\u024A': 'Q',

'\u0052': 'R','\u24C7': 'R','\uFF32': 'R','\u0154': 'R','\u1E58': 'R','\u0158': 'R','\u0210': 'R','\u0212': 'R','\u1E5A': 'R','\u1E5C': 'R',
'\u0156': 'R','\u1E5E': 'R','\u024C': 'R','\u2C64': 'R','\uA75A': 'R','\uA7A6': 'R','\uA782': 'R',

'\u0053': 'S','\u24C8': 'S','\uFF33': 'S','\u1E9E': 'S','\u015A': 'S','\u1E64': 'S','\u015C': 'S','\u1E60': 'S','\u0160': 'S','\u1E66': 'S',
'\u1E62': 'S','\u1E68': 'S','\u0218': 'S','\u015E': 'S','\u2C7E': 'S','\uA7A8': 'S','\uA784': 'S',

'\u0054': 'T','\u24C9': 'T','\uFF34': 'T','\u1E6A': 'T','\u0164': 'T','\u1E6C': 'T','\u021A': 'T','\u0162': 'T','\u1E70': 'T','\u1E6E': 'T',
'\u0166': 'T','\u01AC': 'T','\u01AE': 'T','\u023E': 'T','\uA786': 'T',

'\uA728': 'TZ',

'\u0055': 'U','\u24CA': 'U','\uFF35': 'U','\u00D9': 'U','\u00DA': 'U','\u00DB': 'U','\u0168': 'U','\u1E78': 'U','\u016A': 'U','\u1E7A': 'U',
'\u016C': 'U','\u00DC': 'U','\u01DB': 'U','\u01D7': 'U','\u01D5': 'U','\u01D9': 'U','\u1EE6': 'U','\u016E': 'U','\u0170': 'U','\u01D3': 'U',
'\u0214': 'U','\u0216': 'U','\u01AF': 'U','\u1EEA': 'U','\u1EE8': 'U','\u1EEE': 'U','\u1EEC': 'U','\u1EF0': 'U','\u1EE4': 'U','\u1E72': 'U',
'\u0172': 'U','\u1E76': 'U','\u1E74': 'U','\u0244': 'U',

'\u0056': 'V','\u24CB': 'V','\uFF36': 'V','\u1E7C': 'V','\u1E7E': 'V','\u01B2': 'V','\uA75E': 'V','\u0245': 'V',
'\uA760': 'VY',
'\u0057': 'W','\u24CC': 'W','\uFF37': 'W','\u1E80': 'W','\u1E82': 'W','\u0174': 'W','\u1E86': 'W','\u1E84': 'W','\u1E88': 'W','\u2C72': 'W',
'\u0058': 'X','\u24CD': 'X','\uFF38': 'X','\u1E8A': 'X','\u1E8C': 'X',

'\u0059': 'Y','\u24CE': 'Y','\uFF39': 'Y','\u1EF2': 'Y','\u00DD': 'Y','\u0176': 'Y','\u1EF8': 'Y','\u0232': 'Y','\u1E8E': 'Y','\u0178': 'Y',
'\u1EF6': 'Y','\u1EF4': 'Y','\u01B3': 'Y','\u024E': 'Y','\u1EFE': 'Y',

'\u005A': 'Z','\u24CF': 'Z','\uFF3A': 'Z','\u0179': 'Z','\u1E90': 'Z','\u017B': 'Z','\u017D': 'Z','\u1E92': 'Z','\u1E94': 'Z','\u01B5': 'Z',
'\u0224': 'Z','\u2C7F': 'Z','\u2C6B': 'Z','\uA762': 'Z',

'\u0061': 'a','\u24D0': 'a','\uFF41': 'a','\u1E9A': 'a','\u00E0': 'a','\u00E1': 'a','\u00E2': 'a','\u1EA7': 'a','\u1EA5': 'a','\u1EAB': 'a',
'\u1EA9': 'a','\u00E3': 'a','\u0101': 'a','\u0103': 'a','\u1EB1': 'a','\u1EAF': 'a','\u1EB5': 'a','\u1EB3': 'a','\u0227': 'a','\u01E1': 'a',
'\u00E4': 'a','\u01DF': 'a','\u1EA3': 'a','\u00E5': 'a','\u01FB': 'a','\u01CE': 'a','\u0201': 'a','\u0203': 'a','\u1EA1': 'a','\u1EAD': 'a',
'\u1EB7': 'a','\u1E01': 'a','\u0105': 'a','\u2C65': 'a','\u0250': 'a',

'\uA733': 'aa',
'\u00E6': 'ae','\u01FD': 'ae','\u01E3': 'ae',
'\uA735': 'ao',
'\uA737': 'au',
'\uA739': 'av','\uA73B': 'av',
'\uA73D': 'ay',
'\u0062': 'b','\u24D1': 'b','\uFF42': 'b','\u1E03': 'b','\u1E05': 'b','\u1E07': 'b','\u0180': 'b','\u0183': 'b','\u0253': 'b',

'\u0063': 'c','\u24D2': 'c','\uFF43': 'c','\u0107': 'c','\u0109': 'c','\u010B': 'c','\u010D': 'c','\u00E7': 'c','\u1E09': 'c','\u0188': 'c',
'\u023C': 'c','\uA73F': 'c','\u2184': 'c',

'\u0064': 'd','\u24D3': 'd','\uFF44': 'd','\u1E0B': 'd','\u010F': 'd','\u1E0D': 'd','\u1E11': 'd','\u1E13': 'd','\u1E0F': 'd','\u0111': 'd',
'\u018C': 'd','\u0256': 'd','\u0257': 'd','\uA77A': 'd',

'\u01F3': 'dz','\u01C6': 'dz',

'\u0065': 'e','\u24D4': 'e','\uFF45': 'e','\u00E8': 'e','\u00E9': 'e','\u00EA': 'e','\u1EC1': 'e','\u1EBF': 'e','\u1EC5': 'e','\u1EC3': 'e',
'\u1EBD': 'e','\u0113': 'e','\u1E15': 'e','\u1E17': 'e','\u0115': 'e','\u0117': 'e','\u00EB': 'e','\u1EBB': 'e','\u011B': 'e','\u0205': 'e',
'\u0207': 'e','\u1EB9': 'e','\u1EC7': 'e','\u0229': 'e','\u1E1D': 'e','\u0119': 'e','\u1E19': 'e','\u1E1B': 'e','\u0247': 'e','\u025B': 'e',
'\u01DD': 'e',

'\u0066': 'f','\u24D5': 'f','\uFF46': 'f','\u1E1F': 'f','\u0192': 'f','\uA77C': 'f',

'\u0067': 'g','\u24D6': 'g','\uFF47': 'g','\u01F5': 'g','\u011D': 'g','\u1E21': 'g','\u011F': 'g','\u0121': 'g','\u01E7': 'g','\u0123': 'g',
'\u01E5': 'g','\u0260': 'g','\uA7A1': 'g','\u1D79': 'g','\uA77F': 'g',

'\u0068': 'h','\u24D7': 'h','\uFF48': 'h','\u0125': 'h','\u1E23': 'h','\u1E27': 'h','\u021F': 'h','\u1E25': 'h','\u1E29': 'h','\u1E2B': 'h',
'\u1E96': 'h','\u0127': 'h','\u2C68': 'h','\u2C76': 'h','\u0265': 'h',

'\u0195': 'hv',

'\u0069': 'i','\u24D8': 'i','\uFF49': 'i','\u00EC': 'i','\u00ED': 'i','\u00EE': 'i','\u0129': 'i','\u012B': 'i','\u012D': 'i','\u00EF': 'i',
'\u1E2F': 'i','\u1EC9': 'i','\u01D0': 'i','\u0209': 'i','\u020B': 'i','\u1ECB': 'i','\u012F': 'i','\u1E2D': 'i','\u0268': 'i','\u0131': 'i',

'\u006A': 'j','\u24D9': 'j','\uFF4A': 'j','\u0135': 'j','\u01F0': 'j','\u0249': 'j',

'\u006B': 'k','\u24DA': 'k','\uFF4B': 'k','\u1E31': 'k','\u01E9': 'k','\u1E33': 'k','\u0137': 'k','\u1E35': 'k','\u0199': 'k','\u2C6A': 'k',
'\uA741': 'k','\uA743': 'k','\uA745': 'k','\uA7A3': 'k',

'\u006C': 'l','\u24DB': 'l','\uFF4C': 'l','\u0140': 'l','\u013A': 'l','\u013E': 'l','\u1E37': 'l','\u1E39': 'l','\u013C': 'l','\u1E3D': 'l',
'\u1E3B': 'l','\u017F': 'l','\u0142': 'l','\u019A': 'l','\u026B': 'l','\u2C61': 'l','\uA749': 'l','\uA781': 'l','\uA747': 'l',

'\u01C9': 'lj',
'\u006D': 'm','\u24DC': 'm','\uFF4D': 'm','\u1E3F': 'm','\u1E41': 'm','\u1E43': 'm','\u0271': 'm','\u026F': 'm',

'\u006E': 'n','\u24DD': 'n','\uFF4E': 'n','\u01F9': 'n','\u0144': 'n','\u00F1': 'n','\u1E45': 'n','\u0148': 'n','\u1E47': 'n','\u0146': 'n',
'\u1E4B': 'n','\u1E49': 'n','\u019E': 'n','\u0272': 'n','\u0149': 'n','\uA791': 'n','\uA7A5': 'n',

'\u01CC': 'nj',

'\u006F': 'o','\u24DE': 'o','\uFF4F': 'o','\u00F2': 'o','\u00F3': 'o','\u00F4': 'o','\u1ED3': 'o','\u1ED1': 'o','\u1ED7': 'o','\u1ED5': 'o',
'\u00F5': 'o','\u1E4D': 'o','\u022D': 'o','\u1E4F': 'o','\u014D': 'o','\u1E51': 'o','\u1E53': 'o','\u014F': 'o','\u022F': 'o','\u0231': 'o',
'\u00F6': 'o','\u022B': 'o','\u1ECF': 'o','\u0151': 'o','\u01D2': 'o','\u020D': 'o','\u020F': 'o','\u01A1': 'o','\u1EDD': 'o','\u1EDB': 'o',
'\u1EE1': 'o','\u1EDF': 'o','\u1EE3': 'o','\u1ECD': 'o','\u1ED9': 'o','\u01EB': 'o','\u01ED': 'o','\u00F8': 'o','\u01FF': 'o','\u0254': 'o',
'\uA74B': 'o','\uA74D': 'o','\u0275': 'o',

'\u01A3': 'oi',
'\u0223': 'ou',
'\uA74F': 'oo',
'\u0070': 'p','\u24DF': 'p','\uFF50': 'p','\u1E55': 'p','\u1E57': 'p','\u01A5': 'p','\u1D7D': 'p','\uA751': 'p','\uA753': 'p','\uA755': 'p',
'\u0071': 'q','\u24E0': 'q','\uFF51': 'q','\u024B': 'q','\uA757': 'q','\uA759': 'q',

'\u0072': 'r','\u24E1': 'r','\uFF52': 'r','\u0155': 'r','\u1E59': 'r','\u0159': 'r','\u0211': 'r','\u0213': 'r','\u1E5B': 'r','\u1E5D': 'r',
'\u0157': 'r','\u1E5F': 'r','\u024D': 'r','\u027D': 'r','\uA75B': 'r','\uA7A7': 'r','\uA783': 'r',

'\u0073': 's','\u24E2': 's','\uFF53': 's','\u00DF': 's','\u015B': 's','\u1E65': 's','\u015D': 's','\u1E61': 's','\u0161': 's','\u1E67': 's',
'\u1E63': 's','\u1E69': 's','\u0219': 's','\u015F': 's','\u023F': 's','\uA7A9': 's','\uA785': 's','\u1E9B': 's',

'\u0074': 't','\u24E3': 't','\uFF54': 't','\u1E6B': 't','\u1E97': 't','\u0165': 't','\u1E6D': 't','\u021B': 't','\u0163': 't','\u1E71': 't',
'\u1E6F': 't','\u0167': 't','\u01AD': 't','\u0288': 't','\u2C66': 't','\uA787': 't',

'\uA729': 'tz',

'\u0075': 'u','\u24E4': 'u','\uFF55': 'u','\u00F9': 'u','\u00FA': 'u','\u00FB': 'u','\u0169': 'u','\u1E79': 'u','\u016B': 'u','\u1E7B': 'u',
'\u016D': 'u','\u00FC': 'u','\u01DC': 'u','\u01D8': 'u','\u01D6': 'u','\u01DA': 'u','\u1EE7': 'u','\u016F': 'u','\u0171': 'u','\u01D4': 'u',
'\u0215': 'u','\u0217': 'u','\u01B0': 'u','\u1EEB': 'u','\u1EE9': 'u','\u1EEF': 'u','\u1EED': 'u','\u1EF1': 'u','\u1EE5': 'u','\u1E73': 'u',
'\u0173': 'u','\u1E77': 'u','\u1E75': 'u','\u0289': 'u',

'\u0076': 'v','\u24E5': 'v','\uFF56': 'v','\u1E7D': 'v','\u1E7F': 'v','\u028B': 'v','\uA75F': 'v','\u028C': 'v',
'\uA761': 'vy',
'\u0077': 'w','\u24E6': 'w','\uFF57': 'w','\u1E81': 'w','\u1E83': 'w','\u0175': 'w','\u1E87': 'w','\u1E85': 'w','\u1E98': 'w','\u1E89': 'w',
'\u2C73': 'w',
'\u0078': 'x','\u24E7': 'x','\uFF58': 'x','\u1E8B': 'x','\u1E8D': 'x',

'\u0079': 'y','\u24E8': 'y','\uFF59': 'y','\u1EF3': 'y','\u00FD': 'y','\u0177': 'y','\u1EF9': 'y','\u0233': 'y','\u1E8F': 'y','\u00FF': 'y',
'\u1EF7': 'y','\u1E99': 'y','\u1EF5': 'y','\u01B4': 'y','\u024F': 'y','\u1EFF': 'y',

'\u007A': 'z','\u24E9': 'z','\uFF5A': 'z','\u017A': 'z','\u1E91': 'z','\u017C': 'z','\u017E': 'z','\u1E93': 'z','\u1E95': 'z','\u01B6': 'z',
'\u0225': 'z','\u0240': 'z','\u2C6C': 'z','\uA763': 'z',
};

Utilisation

function removeDicretics(str) {
    return str.replace(/[^\u0000-\u007E]/g, function (weirdo) {
        return diacriticsMap[weirdo] || weirdo;
    });
}
// Call
var cleanStr = removeDicretics("bułłśhìt"); // bullshit

1

En supposant que vous sachiez ce que vous faites, je soupçonne qu'IE6 n'interprète pas correctement l'encodage du fichier et ne reconnaît donc pas les caractères non ASCII du fichier:

  • Assurez-vous que le fichier est enregistré au format UTF-8 (par exemple)
  • Utilisez Fiddler ou un autre outil pour vérifier que le serveur Web envoie l'en-tête HTTP Content-Encoding correct.

(Cela "sent" mal cependant, je chercherais à faire le tri, disons sur le serveur en utilisant quelque chose qui est sensible aux paramètres régionaux ... mais de toute façon ...)


C'est une vieille question que je viens d'éditer. Vous avez raison, c'était une question d'encodage (IE6 ne reconnaît pas le jeu de caractères 'utf-8' mais seulement 'UTF-8'). Bien qu'il ne sert à rien de faire un tri sur le serveur, surtout lorsque vous affichez un long tableau avec plusieurs colonnes triables. +1 cependant pour la mention d'encodage qui était le vrai problème final.
glmxndr

1

Passez une fonction définie par l'utilisateur à la Array.sort()méthode, et dans cette fonction définie par l'utilisateur, utilisezString.localeCompare()

function myCompareFunction(a, b) {
  return a.localeCompare(b);
}

var values = ["pêches", "épinards", "tomates", "fraises"];

// WRONG: ["fraises", "pêches", "tomates", "épinards"]
values.sort();

 // **GOOD**: ["épinards", "fraises", "pêches", "tomates"]
values.sort(myCompareFunction);

1
Hm, le tableau ["ép", "ep", "fp"]est trié comme ["ep", "fp", "ép"]. Savez-vous par hasard pourquoi la lettre fest entre les lettres eet è?
pimvdb

Hmmm putain, j'ai testé dans google chrome et ça échoue là-bas. Dans Firefox fonctionne bien.
Carlos Campderrós

0

Je sais que c'est "tricher" de le faire côté serveur, mais la semaine dernière, j'ai eu une tâche similaire en Javascript et j'ai introduit un simple servlet java et supprimé les accents en Java . C'était vraiment rapide :)


Je ne considérerai pas ça comme de la triche, c'est juste une question d'exigences ;-)
Xtreme Biker

0

J'ai trouvé tout cela un peu maladroit et je ne suis pas trop expert en expressions régulières, alors voici une version plus simple. Il serait assez facile de le traduire dans votre langue préférée côté serveur, en supposant que la chaîne déjà en Unicode:

// String containing replacement characters for stripping accents 
var stripstring = 
    'AAAAAAACEEEEIIII'+
    'DNOOOOO.OUUUUY..'+
    'aaaaaaaceeeeiiii'+
    'dnooooo.ouuuuy.y'+
    'AaAaAaCcCcCcCcDd'+
    'DdEeEeEeEeEeGgGg'+
    'GgGgHhHhIiIiIiIi'+
    'IiIiJjKkkLlLlLlL'+
    'lJlNnNnNnnNnOoOo'+
    'OoOoRrRrRrSsSsSs'+
    'SsTtTtTtUuUuUuUu'+
    'UuUuWwYyYZzZzZz.';

function stripaccents(str){
    var answer='';
    for(var i=0;i<str.length;i++){
        var ch=str[i];
        var chindex=ch.charCodeAt(0)-192;   // Index of character code in the strip string
        if(chindex>=0 && chindex<stripstring.length){
            // Character is within our table, so we can strip the accent...
            var outch=stripstring.charAt(chindex);
            // ...unless it was shown as a '.'
            if(outch!='.')ch=outch;
        }
        answer+=ch;
    }
    return answer;
}

0

Vous pouvez créer des expressions régulières de plusieurs façons. Utilisation du nouveau RegExp-constructeur:

var re = new RegExp("[a-z]", "ig") //(string pattern, string modifiers)

Ou en utilisant la notation littérale regex:

var re = /[a-z]/ig; // /pattern/modifiers

Vous avez mélangé les deux.


11
Ceci est un commentaire, pas une réponse.
David Braun


0
$scope.legal_name = $sanitize($scope.legal_name);
    console.log("Name before function...",$scope.legal_name);

    var str = "";
    for(var i=0; i < $scope.legal_name.length; i++) {
        var charName = $scope.legal_name.charAt(i);
        if((charName == '&') && ($scope.legal_name.charAt(i + 1) == '#')){
            var count = 0;
            var subString = "";
            while(true) {
                if(($scope.legal_name.charCodeAt(i + 2 + count) > 47) && ($scope.legal_name.charCodeAt(i + 1 + count) < 58 )) {
                    subString = subString + $scope.legal_name.charAt(i + 2 + count);
                    count++;
                } else {
                    if(subString.length > 0) {
                        var value = parseInt(subString);
                        str = str + String.fromCharCode(value);
                        i = i + 1 + count; 
                        break;
                    }
                }
            }               
        } else {
            str = str + charName;
        }
    }
    $scope.legal_name = str;
    console.log("Name After function...",str);

1
Veuillez expliquer votre code. Cela rendrait la réponse encore meilleure!
KittMedia

u mettra n'importe quelle valeur dans "$ scope.legal_name" comme: $ scope.legal_name = P & # 256n & # 256m & # 256 il convertira toutes les valeurs ASCII en leurs caractères respectifs "Pánámá"
Himanshu Teotia

0

Cela l'a fait pour moi. JavaScript, scripts Google Apps, GAS

function normalizetext(text) {
  var weird = 'öüóőúéáàűíÖÜÓŐÚÉÁÀŰÍçÇ!@£$%^&*()_+?/*."';
var normalized = 'ouooueaauiOUOOUEAAUIcC                 ';
var idoff = -1,new_text = '';
var lentext = text.toString().length -1

for (i = 0; i <= lentext; i++) {
idoff = weird.search(text.charAt(i));
if (idoff == -1) {
new_text = new_text + text.charAt(i);
} else {
new_text = new_text + normalized.charAt(idoff);
}

}
return new_text;

}

Cela ne fonctionne que si tous vos personnages sont dans cette chaîne. En outre, une complexité élevée en termes de temps / mémoire, mais si vous ne faites pas de gros travaux avec, c'est bien.
bfontaine

0

Ma prise, pour supprimer tous les accents et caractères spéciaux. J'ai mélangé la méthode élégante de suppression d'accentuation de Lewis Diamond avec le remplacement rapide des caractères du wiki communautaire pour les autres personnages. Le résultat est une chaîne Ascii.

function convertToAscii(string) {
    const unicodeToAsciiMap = {'Ⱥ':'A','Æ':'AE','Ꜻ':'AV','Ɓ':'B','Ƀ':'B','Ƃ':'B','Ƈ':'C','Ȼ':'C','Ɗ':'D','Dz':'D','Dž':'D','Đ':'D','Ƌ':'D','DŽ':'DZ','Ɇ':'E','Ꝫ':'ET','Ƒ':'F','Ɠ':'G','Ǥ':'G','Ⱨ':'H','Ħ':'H','Ɨ':'I','Ꝺ':'D','Ꝼ':'F','Ᵹ':'G','Ꞃ':'R','Ꞅ':'S','Ꞇ':'T','Ꝭ':'IS','Ɉ':'J','Ⱪ':'K','Ꝃ':'K','Ƙ':'K','Ꝁ':'K','Ꝅ':'K','Ƚ':'L','Ⱡ':'L','Ꝉ':'L','Ŀ':'L','Ɫ':'L','Lj':'L','Ł':'L','Ɱ':'M','Ɲ':'N','Ƞ':'N','Nj':'N','Ꝋ':'O','Ꝍ':'O','Ɵ':'O','Ø':'O','Ƣ':'OI','Ɛ':'E','Ɔ':'O','Ȣ':'OU','Ꝓ':'P','Ƥ':'P','Ꝕ':'P','Ᵽ':'P','Ꝑ':'P','Ꝙ':'Q','Ꝗ':'Q','Ɍ':'R','Ɽ':'R','Ꜿ':'C','Ǝ':'E','Ⱦ':'T','Ƭ':'T','Ʈ':'T','Ŧ':'T','Ɐ':'A','Ꞁ':'L','Ɯ':'M','Ʌ':'V','Ꝟ':'V','Ʋ':'V','Ⱳ':'W','Ƴ':'Y','Ỿ':'Y','Ɏ':'Y','Ⱬ':'Z','Ȥ':'Z','Ƶ':'Z','Œ':'OE','ᴀ':'A','ᴁ':'AE','ʙ':'B','ᴃ':'B','ᴄ':'C','ᴅ':'D','ᴇ':'E','ꜰ':'F','ɢ':'G','ʛ':'G','ʜ':'H','ɪ':'I','ʁ':'R','ᴊ':'J','ᴋ':'K','ʟ':'L','ᴌ':'L','ᴍ':'M','ɴ':'N','ᴏ':'O','ɶ':'OE','ᴐ':'O','ᴕ':'OU','ᴘ':'P','ʀ':'R','ᴎ':'N','ᴙ':'R','ꜱ':'S','ᴛ':'T','ⱻ':'E','ᴚ':'R','ᴜ':'U','ᴠ':'V','ᴡ':'W','ʏ':'Y','ᴢ':'Z','ᶏ':'a','ẚ':'a','ⱥ':'a','æ':'ae','ꜻ':'av','ɓ':'b','ᵬ':'b','ᶀ':'b','ƀ':'b','ƃ':'b','ɵ':'o','ɕ':'c','ƈ':'c','ȼ':'c','ȡ':'d','ɗ':'d','ᶑ':'d','ᵭ':'d','ᶁ':'d','đ':'d','ɖ':'d','ƌ':'d','ı':'i','ȷ':'j','ɟ':'j','ʄ':'j','dž':'dz','ⱸ':'e','ᶒ':'e','ɇ':'e','ꝫ':'et','ƒ':'f','ᵮ':'f','ᶂ':'f','ɠ':'g','ᶃ':'g','ǥ':'g','ⱨ':'h','ɦ':'h','ħ':'h','ƕ':'hv','ᶖ':'i','ɨ':'i','ꝺ':'d','ꝼ':'f','ᵹ':'g','ꞃ':'r','ꞅ':'s','ꞇ':'t','ꝭ':'is','ʝ':'j','ɉ':'j','ⱪ':'k','ꝃ':'k','ƙ':'k','ᶄ':'k','ꝁ':'k','ꝅ':'k','ƚ':'l','ɬ':'l','ȴ':'l','ⱡ':'l','ꝉ':'l','ŀ':'l','ɫ':'l','ᶅ':'l','ɭ':'l','ł':'l','ſ':'s','ẜ':'s','ẝ':'s','ɱ':'m','ᵯ':'m','ᶆ':'m','ȵ':'n','ɲ':'n','ƞ':'n','ᵰ':'n','ᶇ':'n','ɳ':'n','ꝋ':'o','ꝍ':'o','ⱺ':'o','ø':'o','ƣ':'oi','ɛ':'e','ᶓ':'e','ɔ':'o','ᶗ':'o','ȣ':'ou','ꝓ':'p','ƥ':'p','ᵱ':'p','ᶈ':'p','ꝕ':'p','ᵽ':'p','ꝑ':'p','ꝙ':'q','ʠ':'q','ɋ':'q','ꝗ':'q','ɾ':'r','ᵳ':'r','ɼ':'r','ᵲ':'r','ᶉ':'r','ɍ':'r','ɽ':'r','ↄ':'c','ꜿ':'c','ɘ':'e','ɿ':'r','ʂ':'s','ᵴ':'s','ᶊ':'s','ȿ':'s','ɡ':'g','ᴑ':'o','ᴓ':'o','ᴝ':'u','ȶ':'t','ⱦ':'t','ƭ':'t','ᵵ':'t','ƫ':'t','ʈ':'t','ŧ':'t','ᵺ':'th','ɐ':'a','ᴂ':'ae','ǝ':'e','ᵷ':'g','ɥ':'h','ʮ':'h','ʯ':'h','ᴉ':'i','ʞ':'k','ꞁ':'l','ɯ':'m','ɰ':'m','ᴔ':'oe','ɹ':'r','ɻ':'r','ɺ':'r','ⱹ':'r','ʇ':'t','ʌ':'v','ʍ':'w','ʎ':'y','ᶙ':'u','ᵫ':'ue','ꝸ':'um','ⱴ':'v','ꝟ':'v','ʋ':'v','ᶌ':'v','ⱱ':'v','ⱳ':'w','ᶍ':'x','ƴ':'y','ỿ':'y','ɏ':'y','ʑ':'z','ⱬ':'z','ȥ':'z','ᵶ':'z','ᶎ':'z','ʐ':'z','ƶ':'z','ɀ':'z','œ':'oe','ₓ':'x'};
    const stringWithoutAccents = string.normalize("NFD").replace(/[\u0300-\u036f]/g, '');
    return stringWithoutAccents.replace(/[^\u0000-\u007E]/g, character => unicodeToAsciiMap[character] || '');
}

-1

function removeAccents(strAccents){
    strAccents = strAccents.split('');
    strAccentsOut = new Array();
    strAccentsLen = strAccents.length;
    var accents = 'ÀÁÂÃÄÅàáâãäåÒÓÔÕÕÖØòóôõöøÈÉÊËèéêëðÇçÐÌÍÎÏìíîïÙÚÛÜùúûüÑñŠšŸÿýŽž';
    var accentsOut = ['A','A','A','A','A','A','a','a','a','a','a','a','O','O','O','O','O','O','O','o','o','o','o','o','o','E','E','E','E','e','e','e','e','e','C','c','D','I','I','I','I','i','i','i','i','U','U','U','U','u','u','u','u','N','n','S','s','Y','y','y','Z','z'];
    for (var y = 0; y < strAccentsLen; y++) {
        if (accents.indexOf(strAccents[y]) != -1) {
            strAccentsOut[y] = accentsOut[accents.indexOf(strAccents[y])];
        }
        else
            strAccentsOut[y] = strAccents[y];
    }
    strAccentsOut = strAccentsOut.join('');
    return strAccentsOut;
}

1
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Piskvor a quitté le bâtiment le

5
ăĂâÂțȚţŢșȘşŞVous devez tous les attraper :-)
Gabriel R.

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