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Javascript: encode(decode) html text into html entity
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// encode(decode) html text into html entity | |
var decodeHtmlEntity = function(str) { | |
return str.replace(/&#(\d+);/g, function(match, dec) { | |
return String.fromCharCode(dec); | |
}); | |
}; | |
var encodeHtmlEntity = function(str) { | |
var buf = []; | |
for (var i=str.length-1;i>=0;i--) { | |
buf.unshift(['&#', str[i].charCodeAt(), ';'].join('')); | |
} | |
return buf.join(''); | |
}; | |
var entity = '高级程序设计'; | |
var str = '高级程序设计'; | |
console.log(decodeHtmlEntity(entity) === str); | |
console.log(encodeHtmlEntity(str) === entity); | |
// output: | |
// true | |
// true |
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