JS汉字编码转换(转)

来源：互联网发布：邮件整理软件编辑：程序博客网时间：2024/05/01 15:12

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>Untitled Document</title>
<style type="text/css">

body{
margin:0px;
}
</style>
</head>
<body>
<p>
   <textarea name="source" rows="14" id="source" style="width:99%">中华人民共和国万岁
中華人民共和國萬歲
/u4E2D/u534E/u4EBA/u6C11/u5171/u548C/u56FD/u4E07/u5C81
/u4E2D/u83EF/u4EBA/u6C11/u5171/u548C/u570B/u842C/u6B72
</textarea>
</p>
<div class="btn">
   <a href="javascript:action('CONVERT_FMT1')">
   <strong>Convert</strong><br />
   Fmort &#xxxx   </a></div>

<div class="btn">
   <a href="javascript:action('CONVERT_FMT2')">
   <strong>Convert</strong><br />
Fmort /uxxxx
   </a>
</div>

<div class="btn">
<a href="javascript:action('RECONVERT')">
<strong>ReConvert</strong><br />
To 汉字 </a>
</div>

<p>
<div id="tt" style="display:none"></div>
<textarea name="show2" rows="14" id="show2" style="width:99%"></textarea>
</p>
</body>
</html>
<script language="javascript" type="text/javascript">
var oSource = document.getElementById("source");
var oShow2 = document.getElementById("show2");
var oTt = document.getElementById("tt");

function action(pChoice){
switch(pChoice){
   case "CONVERT_FMT1":
    oShow2.value = ascii(oSource.value);
    break;
   case "CONVERT_FMT2":
    oShow2.value = unicode(oSource.value);
    break;
   case "RECONVERT":
    oShow2.value = reconvert(oSource.value);
    break;
}
}

function ascii(str){
return str.replace(/[^/u0000-/u00FF]/g,function($0){return escape($0).replace(/(%u)(/w{4})/gi,"/&#x$2;")});
}

function unicode(str){
return str.replace(/[^/u0000-/u00FF]/g,function($0){return escape($0).replace(/(%u)(/w{4})/gi,"//u$2")});
}