Created
February 7, 2017 03:33
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Javascript remove utf16 charters, emoji, special symbols and others
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| // remove emoji and all symbols from utf16 | |
| String.prototype.strip_utf8only = function () { | |
| function stringToCodePointArray(str) { | |
| var codePoints = [], i = 0, charCode; | |
| while (i < str.length) { | |
| charCode = str.charCodeAt(i); | |
| if ((charCode & 0xF800) != 0xD800) { // https://mathiasbynens.be/notes/javascript-encoding | |
| codePoints.push(String.fromCharCode(charCode)); | |
| } | |
| ++i; | |
| } | |
| return codePoints; | |
| } | |
| return stringToCodePointArray(this).join(""); | |
| }; | |
| "👽😀☂❤华み원❤𝌆 бла бла бла $¢-¥؋৲-৳૱௹฿៛₠-₵﷼﹩＄￠-￡￥-￦".strip_utf8only() | |
| // => ☂❤华み원❤ бла бла бла $¢-¥؋৲-৳૱௹฿៛₠-₵﷼﹩＄￠-￡￥-￦ |
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