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提取代码中的部分代码字段

2024-08-24 09:02:25   222人阅读


<!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>提取代码中的部分代码字段</title>

<style type="text/css">

.left_part { width:600px; float:left; }

.left_part textarea { width:100%; }

.right_part { float:left; width:600px; margin:0 0 0 30px; }

.right_part textarea { width:100%; }

</style>

</head>

<body>

<div class="left_part">

<textarea name="" id="code" cols="120" rows="40">粘贴文本</textarea>

<br>

<br>

<input type="button" value="生成" id="build_btn" style="width:100px; height:100px; font-size:20px; float:right; ">

</div>

<div class="right_part">

<textarea name="" id="build" cols="120" rows="40"></textarea>

</div>

<script>

 var reg = after = ‘‘;

 var t = document.getElementById(‘code‘);

 var b = document.getElementById(‘build_btn‘);

 var c = document.getElementById(‘build‘);



 reg = /\<destination\>(.*)(\.)(shtml|html|jsp|js|css|xml)\<\/destination\>/g;

 after = "$1$2$3";



 b.onclick = function(){

 var v = t.value;

 var sc = r = "";

 var result = [];

 var i = 0;

 while ((r = reg.exec(v)) != null){

 result[i] = r[0];

 i++;

 }

 for(var i = 0; i < result.length; i++){

 for(var j = i + 1; j < result.length; j++){

 if(result[i] == result[j]){

 result.splice(j,1);

 j--;

 }

 }

 }

 sc = result.join(‘\n‘);

 sc = sc.replace(reg,after).replace(/\\/g,‘/‘);

 c.value = http://www.mamicode.com/sc;

 c.select();

 }

</script>

</body>

</html>



提取代码中的部分代码字段


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