JS、HTML代码运行工具_JavaScript

<meta http-equiv="Content-Type" content="text/html; charset=utf-8"> <meta name="Author" content="goaler"> <meta name="Keywords" content="JS、HTML代码运行工具"> <meta name="Description" content="JS、HTML代码运行工具"> <title>JS、HTML代码运行工具</title> <link href="style.css" rel="stylesheet" type="text/css"> <script language="JavaScript"> <!-- function copyCode(obj) { if(obj.value==""){ alert("请输入要复制的代码内容"); return false;} var rng = document.body.createTextRange(); rng.moveToElementText(obj); rng.scrollIntoView(); rng.select(); rng.execCommand("Copy"); rng.collapse(false); } <P>function runCode(obj) { if(obj.value==""){ alert("请输入要运行的代码内容"); return false;} var winname = window.open('', "_blank", ''); winname.document.open('text/html', 'replace'); winname.document.writeln(obj.value); winname.document.close(); } <P>function saveCode(obj) { if(obj.value==""){ alert("请输入要保存的代码内容"); return false;} var winname = window.open('', '_blank', ''); winname.document.open('text/html', 'replace'); winname.document.writeln(obj.value); winname.document.close(); winname.document.execCommand('saveas','','savecode.htm'); winname.close(); } //--> </script> <p></p> <div class="menu_head">JS、HTML脚本运行工具</div> <div class="content" align="center"> <textarea name="textarea" style="width:99%" rows="30" id="testcode"> <div> <input name="button" type="button" onclick="runCode(testcode)" value="运行代码"> <input name="button" type="button" onclick="copyCode(testcode)" value="复制代码"> <input name="button" type="button" onclick="saveCode(testcode)" value="保存代码"> <input name="button" type="button" onclick="document.getElementById('testcode').value='';" value="清空代码"> </div>

[Ctrl+A 全选 注:如需引入外部Js需刷新才能执行]