javascript html編碼解碼函數

來源:互聯網
上載者:User

//編碼函數:
    function htmlEncode(str) {  
         var s = "";  
         if (str.length == 0) return "";  
         s = str.replace(/&/g, "&");  
         s = s.replace(/</g, "&lt;");  
         s = s.replace(/>/g, "&gt;");    
         s = s.replace(/'/g, "&apos;");  
         s = s.replace(/"/g, "&quot;");  
         return s;  
    }  ;
    //解碼函數:

    function htmlDecode(str){     
        var s = "";     
        if (str.length == 0) return "";  
        s = str.replace(/&amp;/g, "&");  
        s = s.replace(/&lt;/g, "<");  
        s = s.replace(/&gt;/g, ">");   
        s = s.replace(/&apos;/g, "'");     
        s = s.replace(/&quot;/g, "\"");   
        return s;     
    }

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