蓝色论坛---运行代码js

<!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=gb2312" />
<title>无标题文档</title>
<script type="text/javascript">
window.onload=function(){
var oBtn=document.getElementById('btn1');
var oTxt=document.getElementById('txt1');

oBtn.onclick=function(){

var oNewWin=window.open('about:blank');
oNewWin.document.write(oTxt.value);
}
}
</script>
</head>

<body>
<textarea id="txt1" rows="10" cols="40"></textarea><br/>
<input type="button" id="btn1" value="运行代码" />
</body>
</html>

原文地址:https://www.cnblogs.com/ll-taj/p/5295440.html