实现Server.UrlEncode和Server.UrlDecode功能的js代码

<script>
var EncodeURI = function(unzipStr,isCusEncode){
if(isCusEncode){
var zipArray = new Array();
var zipstr = "";
var lens = new Array();
for(var i=0;i<unzipStr.length;i++){
var ac = unzipStr.charCodeAt(i);
zipstr += ac;
lens = lens.concat(ac.toString().length);
}
zipArray = zipArray.concat(zipstr);
zipArray = zipArray.concat(lens.join("O"));
return zipArray.join("N");
}else{
//return encodeURI(unzipStr);
var zipstr="";
var strSpecial="!\"#$%&'()*+,/:;<=>?[]^`{|}~%";
var tt= "";

for(var i=0;i<unzipStr.length;i++){
var chr = unzipStr.charAt(i);
var c=StringToAscii(chr);
tt += chr+":"+c+"n";
if(parseInt("0x"+c) > 0x7f){
zipstr+=encodeURI(unzipStr.substr(i,1));
}else{
if(chr==" ")
zipstr+="+";
else if(strSpecial.indexOf(chr)!=-1)
zipstr+="%"+c.toString(16);
else
zipstr+=chr;
}
}
return zipstr;
}
}

var DecodeURI = function(zipStr,isCusEncode){
if(isCusEncode){
var zipArray = zipStr.split("N");
var zipSrcStr = zipArray[0];
var zipLens;
if(zipArray[1]){
zipLens = zipArray[1].split("O");
}else{
zipLens.length = 0;
}

var uzipStr = "";

for(var j=0;j<zipLens.length;j++){
var charLen = parseInt(zipLens[j]);
uzipStr+= String.fromCharCode(zipSrcStr.substr(0,charLen));
zipSrcStr = zipSrcStr.slice(charLen,zipSrcStr.length);
}
return uzipStr;
}else{
//return decodeURI(zipStr);
var uzipStr="";

for(var i=0;i<zipStr.length;i++){
var chr = zipStr.charAt(i);
if(chr == "+"){
uzipStr+=" ";
}else if(chr=="%"){
var asc = zipStr.substring(i+1,i+3);
if(parseInt("0x"+asc)>0x7f){
uzipStr+=decodeURI("%"+asc.toString()+zipStr.substring(i+3,i+9).toString()); ;
i+=8;
}else{
uzipStr+=AsciiToString(parseInt("0x"+asc));
i+=2;
}
}else{
uzipStr+= chr;
}
}
return uzipStr;
}
}

var StringToAscii = function(str){
return str.charCodeAt(0).toString(16);
}

var AsciiToString = function(asccode){
return String.fromCharCode(asccode);
}
</script>

以上代码跟c#写的Server.UrlEncode实现的效果是一样的，如果大家需要在客户端传入中文的字符，可以试试这个函数。

使用方法："http://www.fanchuanbook.com/search.aspx?q=" + EncodeURI(q,false)

<script>

var url="{PHPCMS_PATH}yczx/searchcy.php?ordertype=1&search=1&searchtype=content&catid=183&keywords="+EncodeURI("{$title}");
var encode=EncodeURI("{$title}");
document.write('<a href=\"' + url +'\" target=\"_blank\" class=\"wg-x12\">');
document.write('点击可查看该场所所有演出排期</a>');
</script>