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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> |
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<html xmlns="http://www.w3.org/1999/xhtml"> |
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<head> |
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<meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> |
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<title>提取代码中的部分代码字段</title>
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<style type="text/css"> |
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.left_part { width:600px; float:left; } |
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.left_part textarea { width:100%; } |
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.right_part { float:left; width:600px; margin:0 0 0 30px; } |
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.right_part textarea { width:100%; } |
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</style> |
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</head> |
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<body> |
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<div class="left_part"> |
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<textarea name="" id="code" cols="120" rows="40">粘贴文本</textarea>
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<br> |
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<br> |
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<input type="button" value="生成" id="build_btn" style="width:100px; height:100px; font-size:20px; float:right; "> |
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</div> |
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<div class="right_part"> |
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<textarea name="" id="build" cols="120" rows="40"></textarea>
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</div> |
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<script> |
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var reg = after = ''; |
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var t = document.getElementById('code'); |
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var b = document.getElementById('build_btn'); |
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var c = document.getElementById('build'); |
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reg = /\<destination\>(.*)(\.)(shtml|html|jsp|js|css|xml)\<\/destination\>/g; |
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after = "$1$2$3"; |
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b.onclick = function(){ |
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var v = t.value; |
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var sc = r = ""; |
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var result = []; |
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var i = 0; |
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while ((r = reg.exec(v)) != null){ |
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result[i] = r[0]; |
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i++; |
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} |
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for(var i = 0; i < result.length; i++){ |
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for(var j = i + 1; j < result.length; j++){ |
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if(result[i] == result[j]){ |
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result.splice(j,1); |
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j--; |
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} |
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} |
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} |
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sc = result.join('\n'); |
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sc = sc.replace(reg,after).replace(/\\/g,'/'); |
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c.value = sc; |
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c.select(); |
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} |
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</script> |
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</body> |
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</html> |
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