JavaScript中如何去除字符串中的重音符号/变音符号

802

如何从字符串中删除带重音的字符?在IE6中尤为重要,我有类似于这样的代码:

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;
};

但IE6让我烦恼,似乎它不喜欢我的正则表达式。


5
这里的答案似乎忽略了规范化的问题。为了得到一个真正健壮的解决方案,您需要研究执行 https://github.com/walling/unorm/ 中所进行的操作。 - user18015
4
有些软件不允许在ID槽中使用特殊字符(例如HTML页面名称)。这是希望删除它们的另一个原因。保留标题的原始形式,但不必重新输入所有这些字符。 - Mallow
1
这对搜索也非常有用。我正在构建一个搜索输入框——您可以在其中键入来自世界各地的足球运动员姓名,并希望实现自动完成。猜猜我的语言中没有变音符号,所以我很难输入像'López'或'Óscar'这样的名字。 - Pavel Nikolov
1
这是一个XY 问题!如果您正在尝试对字符串进行排序,如 e < é < f,那么您正在执行 Unicode 排序,因此您应该使用(可自定义的,区域设置相关的)Unicode 排序算法,由 JavaScript 中的 Intl.Collator 实现。 - Lynn
1
@Lynn同意Intl.Collator可能是OP正在寻找的。我将这些信息添加到我的答案中,以确保人们根据自己的需求拥有两个选项。 - Lewis Diamond
显示剩余15条评论
32个回答

7
更简单的替换变音符号方法。
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;
};

这似乎不起作用。例如,“Forța uriașă”。 - Andrei F

5

我使用GitHub Jakub Dundalek的代码库Latinize.js

var latinize = require('latinize');
latinize('ỆᶍǍᶆṔƚÉ áéíóúýčďěňřšťžů'); // => 'ExAmPlE aeiouycdenrstzu'

4
我已经复制了 billy 的代码http://jsfiddle.net/billybraga/UHmnf/(来自他的帖子),并将其转移到这里:http://jsfiddle.net/infralabs/dJX58/ 我更正了ſ和ß字符的转录,并添加了以下这些字符的转换:Þþ,Ðð,Ŋŋ,IJij,Œœ。
修改后的片段如下:
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",
        'letters': /(&#73;|&#9406;|&#65321;|&#204;|&#205;|&#206;|&#296;|&#298;|&#300;|&#304;|&#207;|&#7726;|&#7880;|&#463;|&#520;|&#522;|&#7882;|&#302;|&#7724;|&#407;|[\u0049\u24BE\uFF29\u00CC\u00CD\u00CE\u0128\u012A\u012C\u0130\u00CF\u1E2E\u1EC8\u01CF\u0208\u020A\u1ECA\u012E\u1E2C\u0197])/g
}, {
    'base': "J",
        'letters': /(&#74;|&#9407;|&#65322;|&#308;|&#584;|[\u004A\u24BF\uFF2A\u0134\u0248])/g
}, {
    'base': "K",
        'letters': /(&#75;|&#9408;|&#65323;|&#7728;|&#488;|&#7730;|&#310;|&#7732;|&#408;|&#11369;|&#42816;|&#42818;|&#42820;|&#42914;|[\u004B\u24C0\uFF2B\u1E30\u01E8\u1E32\u0136\u1E34\u0198\u2C69\uA740\uA742\uA744\uA7A2])/g
}, {
    'base': "L",
        'letters': /(&#76;|&#9409;|&#65324;|&#319;|&#313;|&#317;|&#7734;|&#7736;|&#315;|&#7740;|&#7738;|&#321;|&#573;|&#11362;|&#11360;|&#42824;|&#42822;|&#42880;|[\u004C\u24C1\uFF2C\u013F\u0139\u013D\u1E36\u1E38\u013B\u1E3C\u1E3A\u0141\u023D\u2C62\u2C60\uA748\uA746\uA780])/g
}, {
    'base': "LJ",
        'letters': /(&#455;|[\u01C7])/g
}, {
    'base': "Lj",
        'letters': /(&#456;|[\u01C8])/g
}, {
    'base': "M",
        'letters': /(&#77;|&#9410;|&#65325;|&#7742;|&#7744;|&#7746;|&#11374;|&#412;|[\u004D\u24C2\uFF2D\u1E3E\u1E40\u1E42\u2C6E\u019C])/g
}, {
    'base': "N",
        'letters': /(&#78;|&#9411;|&#65326;|&#504;|&#323;|&#209;|&#7748;|&#327;|&#7750;|&#325;|&#7754;|&#7752;|&#544;|&#413;|&#42896;|&#42916;|&#330;|[\u004E\u24C3\uFF2E\u01F8\u0143\u00D1\u1E44\u0147\u1E46\u0145\u1E4A\u1E48\u0220\u019D\uA790\uA7A4\u014A])/g
}, {
    'base': "NJ",
        'letters': /(&#458;|[\u01CA])/g
}, {
    'base': "Nj",
        'letters': /(&#459;|[\u01CB])/g
}, {
    'base': "O",
        'letters': /(&#79;|&#9412;|&#65327;|&#210;|&#211;|&#212;|&#7890;|&#7888;|&#7894;|&#7892;|&#213;|&#7756;|&#556;|&#7758;|&#332;|&#7760;|&#7762;|&#334;|&#558;|&#560;|&#214;|&#554;|&#7886;|&#336;|&#465;|&#524;|&#526;|&#416;|&#7900;|&#7898;|&#7904;|&#7902;|&#7906;|&#7884;|&#7896;|&#490;|&#492;|&#216;|&#510;|&#390;|&#415;|&#42826;|&#42828;|[\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': "OE",
        'letters': /(&#338;|[\u0152])/g
}, {
    'base': "OI",
        'letters': /(&#418;|[\u01A2])/g
}, {
    'base': "OO",
        'letters': /(&#42830;|[\uA74E])/g
}, {
    'base': "OU",
        'letters': /(&#546;|[\u0222])/g
}, {
    'base': "P",
        'letters': /(&#80;|&#9413;|&#65328;|&#7764;|&#7766;|&#420;|&#11363;|&#42832;|&#42834;|&#42836;|[\u0050\u24C5\uFF30\u1E54\u1E56\u01A4\u2C63\uA750\uA752\uA754])/g
}, {
    'base': "Q",
        'letters': /(&#81;|&#9414;|&#65329;|&#42838;|&#42840;|&#586;|[\u0051\u24C6\uFF31\uA756\uA758\u024A])/g
}, {
    'base': "R",
        'letters': /(&#82;|&#9415;|&#65330;|&#340;|&#7768;|&#344;|&#528;|&#530;|&#7770;|&#7772;|&#342;|&#7774;|&#588;|&#11364;|&#42842;|&#42918;|&#42882;|[\u0052\u24C7\uFF32\u0154\u1E58\u0158\u0210\u0212\u1E5A\u1E5C\u0156\u1E5E\u024C\u2C64\uA75A\uA7A6\uA782])/g
}, {
    'base': "S",
        'letters': /(&#83;|&#9416;|&#65331;|&#7838;|&#346;|&#7780;|&#348;|&#7776;|&#352;|&#7782;|&#7778;|&#7784;|&#536;|&#350;|&#11390;|&#42920;|&#42884;|[\u0053\u24C8\uFF33\u1E9E\u015A\u1E64\u015C\u1E60\u0160\u1E66\u1E62\u1E68\u0218\u015E\u2C7E\uA7A8\uA784])/g
}, {
    'base': "T",
        'letters': /(&#84;|&#9417;|&#65332;|&#7786;|&#356;|&#7788;|&#538;|&#354;|&#7792;|&#7790;|&#358;|&#428;|&#430;|&#574;|&#42886;|[\u0054\u24C9\uFF34\u1E6A\u0164\u1E6C\u021A\u0162\u1E70\u1E6E\u0166\u01AC\u01AE\u023E\uA786])/g
}, {
    'base': "TH",
        'letters': /(&#222;|[\u00DE])/g
}, {
    'base': "TZ",
        'letters': /(&#42792;|[\uA728])/g
}, {
    'base': "U",
        'letters': /(&#85;|&#9418;|&#65333;|&#217;|&#218;|&#219;|&#360;|&#7800;|&#362;|&#7802;|&#364;|&#220;|&#475;|&#471;|&#469;|&#473;|&#7910;|&#366;|&#368;|&#467;|&#532;|&#534;|&#431;|&#7914;|&#7912;|&#7918;|&#7916;|&#7920;|&#7908;|&#7794;|&#370;|&#7798;|&#7796;|&#580;|[\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': /(&#86;|&#9419;|&#65334;|&#7804;|&#7806;|&#434;|&#42846;|&#581;|[\u0056\u24CB\uFF36\u1E7C\u1E7E\u01B2\uA75E\u0245])/g
}, {
    'base': "VY",
        'letters': /(&#42848;|[\uA760])/g
}, {
    'base': "W",
        'letters': /(&#87;|&#9420;|&#65335;|&#7808;|&#7810;|&#372;|&#7814;|&#7812;|&#7816;|&#11378;|[\u0057\u24CC\uFF37\u1E80\u1E82\u0174\u1E86\u1E84\u1E88\u2C72])/g
}, {
    'base': "X",
        'letters': /(&#88;|&#9421;|&#65336;|&#7818;|&#7820;|[\u0058\u24CD\uFF38\u1E8A\u1E8C])/g
}, {
    'base': "Y",
        'letters': /(&#89;|&#9422;|&#65337;|&#7922;|&#221;|&#374;|&#7928;|&#562;|&#7822;|&#376;|&#7926;|&#7924;|&#435;|&#590;|&#7934;|[\u0059\u24CE\uFF39\u1EF2\u00DD\u0176\u1EF8\u0232\u1E8E\u0178\u1EF6\u1EF4\u01B3\u024E\u1EFE])/g
}, {
    'base': "Z",
        'letters': /(&#90;|&#9423;|&#65338;|&#377;|&#7824;|&#379;|&#381;|&#7826;|&#7828;|&#437;|&#548;|&#11391;|&#11371;|&#42850;|[\u005A\u24CF\uFF3A\u0179\u1E90\u017B\u017D\u1E92\u1E94\u01B5\u0224\u2C7F\u2C6B\uA762])/g
}, {
    'base': "a",
        'letters': /(&#97;|&#9424;|&#65345;|&#7834;|&#224;|&#225;|&#226;|&#7847;|&#7845;|&#7851;|&#7849;|&#227;|&#257;|&#259;|&#7857;|&#7855;|&#7861;|&#7859;|&#551;|&#481;|&#228;|&#479;|&#7843;|&#229;|&#507;|&#462;|&#513;|&#515;|&#7841;|&#7853;|&#7863;|&#7681;|&#261;|&#11365;|&#592;|[\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': /(&#42803;|[\uA733])/g
}, {
    'base': "ae",
        'letters': /(&#230;|&#509;|&#483;|[\u00E6\u01FD\u01E3])/g
}, {
    'base': "ao",
        'letters': /(&#42805;|[\uA735])/g
}, {
    'base': "au",
        'letters': /(&#42807;|[\uA737])/g
}, {
    'base': "av",
        'letters': /(&#42809;|&#42811;|[\uA739\uA73B])/g
}, {
    'base': "ay",
        'letters': /(&#42813;|[\uA73D])/g
}, {
    'base': "b",
        'letters': /(&#98;|&#9425;|&#65346;|&#7683;|&#7685;|&#7687;|&#384;|&#387;|&#595;|[\u0062\u24D1\uFF42\u1E03\u1E05\u1E07\u0180\u0183\u0253])/g
}, {
    'base': "c",
        'letters': /(&#99;|&#9426;|&#65347;|&#263;|&#265;|&#267;|&#269;|&#231;|&#7689;|&#392;|&#572;|&#42815;|&#8580;|[\u0063\u24D2\uFF43\u0107\u0109\u010B\u010D\u00E7\u1E09\u0188\u023C\uA73F\u2184])/g
}, {
    'base': "d",
        'letters': /(&#100;|&#9427;|&#65348;|&#7691;|&#271;|&#7693;|&#7697;|&#7699;|&#7695;|&#273;|&#396;|&#598;|&#599;|&#42874;|&#240;|[\u0064\u24D3\uFF44\u1E0B\u010F\u1E0D\u1E11\u1E13\u1E0F\u0111\u018C\u0256\u0257\uA77A\u00F0])/g
}, {
    'base': "dz",
        'letters': /(&#499;|&#454;|[\u01F3\u01C6])/g
}, {
    'base': "e",
        'letters': /(&#101;|&#9428;|&#65349;|&#232;|&#233;|&#234;|&#7873;|&#7871;|&#7877;|&#7875;|&#7869;|&#275;|&#7701;|&#7703;|&#277;|&#279;|&#235;|&#7867;|&#283;|&#517;|&#519;|&#7865;|&#7879;|&#553;|&#7709;|&#281;|&#7705;|&#7707;|&#583;|&#603;|&#477;|[\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': /(&#102;|&#9429;|&#65350;|&#7711;|&#402;|&#42876;|[\u0066\u24D5\uFF46\u1E1F\u0192\uA77C])/g
}, {
    'base': "g",
        'letters': /(&#103;|&#9430;|&#65351;|&#501;|&#285;|&#7713;|&#287;|&#289;|&#487;|&#291;|&#485;|&#608;|&#42913;|&#7545;|&#42879;|[\u0067\u24D6\uFF47\u01F5\u011D\u1E21\u011F\u0121\u01E7\u0123\u01E5\u0260\uA7A1\u1D79\uA77F])/g
}, {
    'base': "h",
        'letters': /(&#104;|&#9431;|&#65352;|&#293;|&#7715;|&#7719;|&#543;|&#7717;|&#7721;|&#7723;|&#7830;|&#295;|&#11368;|&#11382;|&#613;|[\u0068\u24D7\uFF48\u0125\u1E23\u1E27\u021F\u1E25\u1E29\u1E2B\u1E96\u0127\u2C68\u2C76\u0265])/g
}, {
    'base': "hv",
        'letters': /(&#405;|[\u0195])/g
}, {
    'base': "i",
        'letters': /(&#105;|&#9432;|&#65353;|&#236;|&#237;|&#238;|&#297;|&#299;|&#301;|&#239;|&#7727;|&#7881;|&#464;|&#521;|&#523;|&#7883;|&#303;|&#7725;|&#616;|&#305;|[\u0069\u24D8\uFF49\u00EC\u00ED\u00EE\u0129\u012B\u012D\u00EF\u1E2F\u1EC9\u01D0\u0209\u020B\u1ECB\u012F\u1E2D\u0268\u0131])/g
}, {
    'base': "ij",
        'letters': /(&#307;|[\u0133])/g
}, {
    'base': "j",
        'letters': /(&#106;|&#9433;|&#65354;|&#309;|&#496;|&#585;|[\u006A\u24D9\uFF4A\u0135\u01F0\u0249])/g
}, {
    'base': "k",
        'letters': /(&#107;|&#9434;|&#65355;|&#7729;|&#489;|&#7731;|&#311;|&#7733;|&#409;|&#11370;|&#42817;|&#42819;|&#42821;|&#42915;|[\u006B\u24DA\uFF4B\u1E31\u01E9\u1E33\u0137\u1E35\u0199\u2C6A\uA741\uA743\uA745\uA7A3])/g
}, {
    'base': "l",
        'letters': /(&#108;|&#9435;|&#65356;|&#320;|&#314;|&#318;|&#7735;|&#7737;|&#316;|&#7741;|&#7739;|&#322;|&#410;|&#619;|&#11361;|&#42825;|&#42881;|&#42823;|[\u006C\u24DB\uFF4C\u0140\u013A\u013E\u1E37\u1E39\u013C\u1E3D\u1E3B\u0142\u019A\u026B\u2C61\uA749\uA781\uA747])/g
}, {
    'base': "lj",
        'letters': /(&#457;|[\u01C9])/g
}, {
    'base': "m",
        'letters': /(&#109;|&#9436;|&#65357;|&#7743;|&#7745;|&#7747;|&#625;|&#623;|[\u006D\u24DC\uFF4D\u1E3F\u1E41\u1E43\u0271\u026F])/g
}, {
    'base': "n",
        'letters': /(&#110;|&#9437;|&#65358;|&#505;|&#324;|&#241;|&#7749;|&#328;|&#7751;|&#326;|&#7755;|&#7753;|&#414;|&#626;|&#329;|&#42897;|&#42917;|&#331;|[\u006E\u24DD\uFF4E\u01F9\u0144\u00F1\u1E45\u0148\u1E47\u0146\u1E4B\u1E49\u019E\u0272\u0149\uA791\uA7A5\u014B])/g
}, {
    'base': "nj",
        'letters': /(&#460;|[\u01CC])/g
}, {
    'base': "o",
        'letters': /(&#111;|&#9438;|&#65359;|&#242;|&#243;|&#244;|&#7891;|&#7889;|&#7895;|&#7893;|&#245;|&#7757;|&#557;|&#7759;|&#333;|&#7761;|&#7763;|&#335;|&#559;|&#561;|&#246;|&#555;|&#7887;|&#337;|&#466;|&#525;|&#527;|&#417;|&#7901;|&#7899;|&#7905;|&#7903;|&#7907;|&#7885;|&#7897;|&#491;|&#493;|&#248;|&#511;|&#596;|&#42827;|&#42829;|&#629;|[\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': "oe",
        'letters': /(&#339;|[\u0153])/g
}, {
    'base': "oi",
        'letters': /(&#419;|[\u01A3])/g
}, {
    'base': "ou",
        'letters': /(&#547;|[\u0223])/g
}, {
    'base': "oo",
        'letters': /(&#42831;|[\uA74F])/g
}, {
    'base': "p",
        'letters': /(&#112;|&#9439;|&#65360;|&#7765;|&#7767;|&#421;|&#7549;|&#42833;|&#42835;|&#42837;|[\u0070\u24DF\uFF50\u1E55\u1E57\u01A5\u1D7D\uA751\uA753\uA755])/g
}, {
    'base': "q",
        'letters': /(&#113;|&#9440;|&#65361;|&#587;|&#42839;|&#42841;|[\u0071\u24E0\uFF51\u024B\uA757\uA759])/g
}, {
    'base': "r",
        'letters': /(&#114;|&#9441;|&#65362;|&#341;|&#7769;|&#345;|&#529;|&#531;|&#7771;|&#7773;|&#343;|&#7775;|&#589;|&#637;|&#42843;|&#42919;|&#42883;|[\u0072\u24E1\uFF52\u0155\u1E59\u0159\u0211\u0213\u1E5B\u1E5D\u0157\u1E5F\u024D\u027D\uA75B\uA7A7\uA783])/g
}, {
    'base': "s",
        'letters': /(&#115;|&#9442;|&#65363;|&#347;|&#7781;|&#349;|&#7777;|&#353;|&#7783;|&#7779;|&#7785;|&#537;|&#351;|&#575;|&#42921;|&#42885;|&#7835;|&#383;|[\u0073\u24E2\uFF53\u015B\u1E65\u015D\u1E61\u0161\u1E67\u1E63\u1E69\u0219\u015F\u023F\uA7A9\uA785\u1E9B\u017F])/g
}, {
    'base': "ss",
        'letters': /(&#223;|[\u00DF])/g
}, {
    'base': "t",
        'letters': /(&#116;|&#9443;|&#65364;|&#7787;|&#7831;|&#357;|&#7789;|&#539;|&#355;|&#7793;|&#7791;|&#359;|&#429;|&#648;|&#11366;|&#42887;|[\u0074\u24E3\uFF54\u1E6B\u1E97\u0165\u1E6D\u021B\u0163\u1E71\u1E6F\u0167\u01AD\u0288\u2C66\uA787])/g
}, {
    'base': "th",
        'letters': /(&#254;|[\u00FE])/g
}, {
    'base': "tz",
        'letters': /(&#42793;|[\uA729])/g
}, {
    'base': "u",
        '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
}, {
    '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
}];

4

经过测试,发现这是一种覆盖几乎所有字符的最快的去除字符串变音符号的方法。了解到这是所有其他方法中表现最佳的方法。

变音符号映射

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',
};

使用

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

3

这里有一个非常简单的解决方案,使用一个非常简单的变音符号映射表,其中包括一些或所有映射到包含多个字符的ASCII等价物的变音符号,即Æ => AE,ffi => ffi等。还包括一些非常基本的功能测试。

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');

这还远远不完整,但是你的映射对于预处理搜索字符串非常好,因为它们正确地假设了英语使用者会输入什么,例如 Ä -> Ae 是正确的,但是 Ä -> A 更有可能是英语使用者实际输入的。我将使用这个来处理我的字符串,然后按照 Lewis 的回答 使用 .normalize() 函数。很棒,你也能捕捉到 Ø -> O,但我需要添加 ł -> l ;) - poshest

3

这是我修改过的lehelk.com版本,还删除了带有重音的html实体:

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

虽然我仍然不清楚性能...

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;|[\u0044\u24B9\uFF24\u1E0A\u010E\u1E0C\u1E10\u1E12\u1E0E\u0110\u018B\u018A\u0189\uA779])/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",
    'letters': /(&#73;|&#9406;|&#65321;|&#204;|&#205;|&#206;|&#296;|&#298;|&#300;|&#304;|&#207;|&#7726;|&#7880;|&#463;|&#520;|&#522;|&#7882;|&#302;|&#7724;|&#407;|[\u0049\u24BE\uFF29\u00CC\u00CD\u00CE\u0128\u012A\u012C\u0130\u00CF\u1E2E\u1EC8\u01CF\u0208\u020A\u1ECA\u012E\u1E2C\u0197])/g},
{
    'base': "J",
    'letters': /(&#74;|&#9407;|&#65322;|&#308;|&#584;|[\u004A\u24BF\uFF2A\u0134\u0248])/g},
{
    'base': "K",
    'letters': /(&#75;|&#9408;|&#65323;|&#7728;|&#488;|&#7730;|&#310;|&#7732;|&#408;|&#11369;|&#42816;|&#42818;|&#42820;|&#42914;|[\u004B\u24C0\uFF2B\u1E30\u01E8\u1E32\u0136\u1E34\u0198\u2C69\uA740\uA742\uA744\uA7A2])/g},
{
    'base': "L",
    'letters': /(&#76;|&#9409;|&#65324;|&#319;|&#313;|&#317;|&#7734;|&#7736;|&#315;|&#7740;|&#7738;|&#321;|&#573;|&#11362;|&#11360;|&#42824;|&#42822;|&#42880;|[\u004C\u24C1\uFF2C\u013F\u0139\u013D\u1E36\u1E38\u013B\u1E3C\u1E3A\u0141\u023D\u2C62\u2C60\uA748\uA746\uA780])/g},
{
    'base': "LJ",
    'letters': /(&#455;|[\u01C7])/g},
{
    'base': "Lj",
    'letters': /(&#456;|[\u01C8])/g},
{
    'base': "M",
    'letters': /(&#77;|&#9410;|&#65325;|&#7742;|&#7744;|&#7746;|&#11374;|&#412;|[\u004D\u24C2\uFF2D\u1E3E\u1E40\u1E42\u2C6E\u019C])/g},
{
    'base': "N",
    'letters': /(&#78;|&#9411;|&#65326;|&#504;|&#323;|&#209;|&#7748;|&#327;|&#7750;|&#325;|&#7754;|&#7752;|&#544;|&#413;|&#42896;|&#42916;|[\u004E\u24C3\uFF2E\u01F8\u0143\u00D1\u1E44\u0147\u1E46\u0145\u1E4A\u1E48\u0220\u019D\uA790\uA7A4])/g},
{
    'base': "NJ",
    'letters': /(&#458;|[\u01CA])/g},
{
    'base': "Nj",
    'letters': /(&#459;|[\u01CB])/g},
{
    'base': "O",
    'letters': /(&#79;|&#9412;|&#65327;|&#210;|&#211;|&#212;|&#7890;|&#7888;|&#7894;|&#7892;|&#213;|&#7756;|&#556;|&#7758;|&#332;|&#7760;|&#7762;|&#334;|&#558;|&#560;|&#214;|&#554;|&#7886;|&#336;|&#465;|&#524;|&#526;|&#416;|&#7900;|&#7898;|&#7904;|&#7902;|&#7906;|&#7884;|&#7896;|&#490;|&#492;|&#216;|&#510;|&#390;|&#415;|&#42826;|&#42828;|[\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': /(&#418;|[\u01A2])/g},
{
    'base': "OO",
    'letters': /(&#42830;|[\uA74E])/g},
{
    'base': "OU",
    'letters': /(&#546;|[\u0222])/g},
{
    'base': "P",
    'letters': /(&#80;|&#9413;|&#65328;|&#7764;|&#7766;|&#420;|&#11363;|&#42832;|&#42834;|&#42836;|[\u0050\u24C5\uFF30\u1E54\u1E56\u01A4\u2C63\uA750\uA752\uA754])/g},
{
    'base': "Q",
    'letters': /(&#81;|&#9414;|&#65329;|&#42838;|&#42840;|&#586;|[\u0051\u24C6\uFF31\uA756\uA758\u024A])/g},
{
    'base': "R",
    'letters': /(&#82;|&#9415;|&#65330;|&#340;|&#7768;|&#344;|&#528;|&#530;|&#7770;|&#7772;|&#342;|&#7774;|&#588;|&#11364;|&#42842;|&#42918;|&#42882;|[\u0052\u24C7\uFF32\u0154\u1E58\u0158\u0210\u0212\u1E5A\u1E5C\u0156\u1E5E\u024C\u2C64\uA75A\uA7A6\uA782])/g},
{
    'base': "S",
    'letters': /(&#83;|&#9416;|&#65331;|&#7838;|&#346;|&#7780;|&#348;|&#7776;|&#352;|&#7782;|&#7778;|&#7784;|&#536;|&#350;|&#11390;|&#42920;|&#42884;|[\u0053\u24C8\uFF33\u1E9E\u015A\u1E64\u015C\u1E60\u0160\u1E66\u1E62\u1E68\u0218\u015E\u2C7E\uA7A8\uA784])/g},
{
    'base': "T",
    'letters': /(&#84;|&#9417;|&#65332;|&#7786;|&#356;|&#7788;|&#538;|&#354;|&#7792;|&#7790;|&#358;|&#428;|&#430;|&#574;|&#42886;|[\u0054\u24C9\uFF34\u1E6A\u0164\u1E6C\u021A\u0162\u1E70\u1E6E\u0166\u01AC\u01AE\u023E\uA786])/g},
{
    'base': "TZ",
    'letters': /(&#42792;|[\uA728])/g},
{
    'base': "U",
    'letters': /(&#85;|&#9418;|&#65333;|&#217;|&#218;|&#219;|&#360;|&#7800;|&#362;|&#7802;|&#364;|&#220;|&#475;|&#471;|&#469;|&#473;|&#7910;|&#366;|&#368;|&#467;|&#532;|&#534;|&#431;|&#7914;|&#7912;|&#7918;|&#7916;|&#7920;|&#7908;|&#7794;|&#370;|&#7798;|&#7796;|&#580;|[\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': /(&#86;|&#9419;|&#65334;|&#7804;|&#7806;|&#434;|&#42846;|&#581;|[\u0056\u24CB\uFF36\u1E7C\u1E7E\u01B2\uA75E\u0245])/g},
{
    'base': "VY",
    'letters': /(&#42848;|[\uA760])/g},
{
    'base': "W",
    'letters': /(&#87;|&#9420;|&#65335;|&#7808;|&#7810;|&#372;|&#7814;|&#7812;|&#7816;|&#11378;|[\u0057\u24CC\uFF37\u1E80\u1E82\u0174\u1E86\u1E84\u1E88\u2C72])/g},
{
    'base': "X",
    'letters': /(&#88;|&#9421;|&#65336;|&#7818;|&#7820;|[\u0058\u24CD\uFF38\u1E8A\u1E8C])/g},
{
    'base': "Y",
    'letters': /(&#89;|&#9422;|&#65337;|&#7922;|&#221;|&#374;|&#7928;|&#562;|&#7822;|&#376;|&#7926;|&#7924;|&#435;|&#590;|&#7934;|[\u0059\u24CE\uFF39\u1EF2\u00DD\u0176\u1EF8\u0232\u1E8E\u0178\u1EF6\u1EF4\u01B3\u024E\u1EFE])/g},
{
    'base': "Z",
    'letters': /(&#90;|&#9423;|&#65338;|&#377;|&#7824;|&#379;|&#381;|&#7826;|&#7828;|&#437;|&#548;|&#11391;|&#11371;|&#42850;|[\u005A\u24CF\uFF3A\u0179\u1E90\u017B\u017D\u1E92\u1E94\u01B5\u0224\u2C7F\u2C6B\uA762])/g},
{
    'base': "a",
    'letters': /(&#97;|&#9424;|&#65345;|&#7834;|&#224;|&#225;|&#226;|&#7847;|&#7845;|&#7851;|&#7849;|&#227;|&#257;|&#259;|&#7857;|&#7855;|&#7861;|&#7859;|&#551;|&#481;|&#228;|&#479;|&#7843;|&#229;|&#507;|&#462;|&#513;|&#515;|&#7841;|&#7853;|&#7863;|&#7681;|&#261;|&#11365;|&#592;|[\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': /(&#42803;|[\uA733])/g},
{
    'base': "ae",
    'letters': /(&#230;|&#509;|&#483;|[\u00E6\u01FD\u01E3])/g},
{
    'base': "ao",
    'letters': /(&#42805;|[\uA735])/g},
{
    'base': "au",
    'letters': /(&#42807;|[\uA737])/g},
{
    'base': "av",
    'letters': /(&#42809;|&#42811;|[\uA739\uA73B])/g},
{
    'base': "ay",
    'letters': /(&#42813;|[\uA73D])/g},
{
    'base': "b",
    'letters': /(&#98;|&#9425;|&#65346;|&#7683;|&#7685;|&#7687;|&#384;|&#387;|&#595;|[\u0062\u24D1\uFF42\u1E03\u1E05\u1E07\u0180\u0183\u0253])/g},
{
    'base': "c",
    'letters': /(&#99;|&#9426;|&#65347;|&#263;|&#265;|&#267;|&#269;|&#231;|&#7689;|&#392;|&#572;|&#42815;|&#8580;|[\u0063\u24D2\uFF43\u0107\u0109\u010B\u010D\u00E7\u1E09\u0188\u023C\uA73F\u2184])/g},
{
    'base': "d",
    'letters': /(&#100;|&#9427;|&#65348;|&#7691;|&#271;|&#7693;|&#7697;|&#7699;|&#7695;|&#273;|&#396;|&#598;|&#599;|&#42874;|[\u0064\u24D3\uFF44\u1E0B\u010F\u1E0D\u1E11\u1E13\u1E0F\u0111\u018C\u0256\u0257\uA77A])/g},
{
    'base': "dz",
    'letters': /(&#499;|&#454;|[\u01F3\u01C6])/g},
{
    'base': "e",
    'letters': /(&#101;|&#9428;|&#65349;|&#232;|&#233;|&#234;|&#7873;|&#7871;|&#7877;|&#7875;|&#7869;|&#275;|&#7701;|&#7703;|&#277;|&#279;|&#235;|&#7867;|&#283;|&#517;|&#519;|&#7865;|&#7879;|&#553;|&#7709;|&#281;|&#7705;|&#7707;|&#583;|&#603;|&#477;|[\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': /(&#102;|&#9429;|&#65350;|&#7711;|&#402;|&#42876;|[\u0066\u24D5\uFF46\u1E1F\u0192\uA77C])/g},
{
    'base': "g",
    'letters': /(&#103;|&#9430;|&#65351;|&#501;|&#285;|&#7713;|&#287;|&#289;|&#487;|&#291;|&#485;|&#608;|&#42913;|&#7545;|&#42879;|[\u0067\u24D6\uFF47\u01F5\u011D\u1E21\u011F\u0121\u01E7\u0123\u01E5\u0260\uA7A1\u1D79\uA77F])/g},
{
    'base': "h",
    'letters': /(&#104;|&#9431;|&#65352;|&#293;|&#7715;|&#7719;|&#543;|&#7717;|&#7721;|&#7723;|&#7830;|&#295;|&#11368;|&#11382;|&#613;|[\u0068\u24D7\uFF48\u0125\u1E23\u1E27\u021F\u1E25\u1E29\u1E2B\u1E96\u0127\u2C68\u2C76\u0265])/g},
{
    'base': "hv",
    'letters': /(&#405;|[\u0195])/g},
{
    'base': "i",
    'letters': /(&#105;|&#9432;|&#65353;|&#236;|&#237;|&#238;|&#297;|&#299;|&#301;|&#239;|&#7727;|&#7881;|&#464;|&#521;|&#523;|&#7883;|&#303;|&#7725;|&#616;|&#305;|[\u0069\u24D8\uFF49\u00EC\u00ED\u00EE\u0129\u012B\u012D\u00EF\u1E2F\u1EC9\u01D0\u0209\u020B\u1ECB\u012F\u1E2D\u0268\u0131])/g},
{
    'base': "j",
    'letters': /(&#106;|&#9433;|&#65354;|&#309;|&#496;|&#585;|[\u006A\u24D9\uFF4A\u0135\u01F0\u0249])/g},
{
    'base': "k",
    'letters': /(&#107;|&#9434;|&#65355;|&#7729;|&#489;|&#7731;|&#311;|&#7733;|&#409;|&#11370;|&#42817;|&#42819;|&#42821;|&#42915;|[\u006B\u24DA\uFF4B\u1E31\u01E9\u1E33\u0137\u1E35\u0199\u2C6A\uA741\uA743\uA745\uA7A3])/g},
{
    'base': "l",
    'letters': /(&#108;|&#9435;|&#65356;|&#320;|&#314;|&#318;|&#7735;|&#7737;|&#316;|&#7741;|&#7739;|&#383;|&#322;|&#410;|&#619;|&#11361;|&#42825;|&#42881;|&#42823;|[\u006C\u24DB\uFF4C\u0140\u013A\u013E\u1E37\u1E39\u013C\u1E3D\u1E3B\u017F\u0142\u019A\u026B\u2C61\uA749\uA781\uA747])/g},
{
    'base': "lj",
    'letters': /(&#457;|[\u01C9])/g},
{
    'base': "m",
    'letters': /(&#109;|&#9436;|&#65357;|&#7743;|&#7745;|&#7747;|&#625;|&#623;|[\u006D\u24DC\uFF4D\u1E3F\u1E41\u1E43\u0271\u026F])/g},
{
    'base': "n",
    'letters': /(&#110;|&#9437;|&#65358;|&#505;|&#324;|&#241;|&#7749;|&#328;|&#7751;|&#326;|&#7755;|&#7753;|&#414;|&#626;|&#329;|&#42897;|&#42917;|[\u006E\u24DD\uFF4E\u01F9\u0144\u00F1\u1E45\u0148\u1E47\u0146\u1E4B\u1E49\u019E\u0272\u0149\uA791\uA7A5])/g},
{
    'base': "nj",
    'letters': /(&#460;|[\u01CC])/g},
{
    'base': "o",
    'letters': /(&#111;|&#9438;|&#65359;|&#242;|&#243;|&#244;|&#7891;|&#7889;|&#7895;|&#7893;|&#245;|&#7757;|&#557;|&#7759;|&#333;|&#7761;|&#7763;|&#335;|&#559;|&#561;|&#246;|&#555;|&#7887;|&#337;|&#466;|&#525;|&#527;|&#417;|&#7901;|&#7899;|&#7905;|&#7903;|&#7907;|&#7885;|&#7897;|&#491;|&#493;|&#248;|&#511;|&#596;|&#42827;|&#42829;|&#629;|[\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': /(&#419;|[\u01A3])/g},
{
    'base': "ou",
    'letters': /(&#547;|[\u0223])/g},
{
    'base': "oo",
    'letters': /(&#42831;|[\uA74F])/g},
{
    'base': "p",
    'letters': /(&#112;|&#9439;|&#65360;|&#7765;|&#7767;|&#421;|&#7549;|&#42833;|&#42835;|&#42837;|[\u0070\u24DF\uFF50\u1E55\u1E57\u01A5\u1D7D\uA751\uA753\uA755])/g},
{
    'base': "q",
    'letters': /(&#113;|&#9440;|&#65361;|&#587;|&#42839;|&#42841;|[\u0071\u24E0\uFF51\u024B\uA757\uA759])/g},
{
    'base': "r",
    'letters': /(&#114;|&#9441;|&#65362;|&#341;|&#7769;|&#345;|&#529;|&#531;|&#7771;|&#7773;|&#343;|&#7775;|&#589;|&#637;|&#42843;|&#42919;|&#42883;|[\u0072\u24E1\uFF52\u0155\u1E59\u0159\u0211\u0213\u1E5B\u1E5D\u0157\u1E5F\u024D\u027D\uA75B\uA7A7\uA783])/g},
{
    'base': "s",
    'letters': /(&#115;|&#9442;|&#65363;|&#223;|&#347;|&#7781;|&#349;|&#7777;|&#353;|&#7783;|&#7779;|&#7785;|&#537;|&#351;|&#575;|&#42921;|&#42885;|&#7835;|[\u0073\u24E2\uFF53\u00DF\u015B\u1E65\u015D\u1E61\u0161\u1E67\u1E63\u1E69\u0219\u015F\u023F\uA7A9\uA785\u1E9B])/g},
{
    'base': "t",
    'letters': /(&#116;|&#9443;|&#65364;|&#7787;|&#7831;|&#357;|&#7789;|&#539;|&#355;|&#7793;|&#7791;|&#359;|&#429;|&#648;|&#11366;|&#42887;|[\u0074\u24E3\uFF54\u1E6B\u1E97\u0165\u1E6D\u021B\u0163\u1E71\u1E6F\u0167\u01AD\u0288\u2C66\uA787])/g},
{
    'base': "tz",
    'letters': /(&#42793;|[\uA729])/g},
{
    'base': "u",
    '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},
{
    '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;
}

3

规范化拼音音标 非常有用

const { normalize } = require('normalize-diacritics');
     
// Assuming top-level await is enabled...
await normalize('söme stüff with áccènts'); // 'some stuff with accents'

3
注意:normalise-diacritics 的实际源代码与另一个 Stackoverflow 答案执行的相同操作。 - Dan Atkinson

2
感谢大家
我使用了这个版本并解释了原因(因为在开始时我错过了那些解释,所以我尝试帮助下一个读者如果他和我一样迟钝...)
备注:我想要一个高效的解决方案,因此:
  • 只编译一个正则表达式(如果需要)
  • 每个字符串只扫描一次
  • 高效地找到翻译后的字符等...
我的版本是:
(它内部没有新的技术窍门,只有一些精选的技巧+解释为什么这样做)
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];}) );
    }
})();

我这样使用它:

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

注释:

  • 它内部的指令只执行一次(在makeSortString != undefined之后)
  • function(){...}仅存储一次在makeSortString中,因此“大”的translate_re和translate对象仅存储一次
  • 当您调用makeSortString('something')时,它直接调用内部函数,该函数仅调用s.replace(...):这是高效的
  • s.replace使用regexp(变量translate_re的特殊语法实际上等同于var translate_re = new RegExp("[¹....Z]","g");但是正则表达式的编译只需要一次,而对s字符串的扫描只在调用函数时进行一次(而不是在循环中针对每个字符进行)
  • 对于找到的每个字符,s.replace都会调用function(match),其中参数match包含找到的字符,并调用相应的翻译字符(translate[match])
  • Translate[match]也可能很有效,因为javascript翻译对象可能是由javascript通过一个哈希表或某些等效的东西来实现的,它允许程序几乎直接找到已翻译的字符,而不是例如通过循环查找所有字符的数组来找到正确的字符(这将非常低效)。

1

我觉得这些都有点笨拙,而且我对正则表达式也不太熟悉,所以这里有一个更简单的版本。假设字符串已经是Unicode格式,将它转换成你喜欢的服务器端语言将会非常容易:

// 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;
}

实际上,这个答案很可能会比正则表达式的答案更快。你应该尝试进行基准测试。 - luiscla27

1
我使用了string.js的latinise()方法,使您可以这样做:
var output = S(input).latinise().toString();

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