87,993
社区成员
发帖
与我相关
我的任务
分享var test=1;
<!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>
<title> new document </title>
<meta name="generator" content="editplus" />
<meta name="author" content="" />
<meta name="keywords" content="" />
<meta name="description" content="" />
</head>
<body>
<script type="text/javascript" defer>
<!--
var a=document.createElement('script');
a.setAttribute("type","text/javascript");
a.src="1.js"; //1.js即外部JS
document.body.appendChild(a);
alert(test);
//-->
</script>
</body>
</html>
<html>
<head>
</head>
<body>
<script>
function f1()
{
var a=document.createElement('script');
a.setAttribute("type","text/javascript");
a.src="1.js";
document.body.appendChild(a);
alert(test);
}
f1();
</script>
</body>
</html>
直接写的<script src="1.js"></script><script>alert(test);</script>
是没问题的
var test=1;
alert(test);<!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>
<title> new document </title>
<meta name="generator" content="editplus" />
<meta name="author" content="" />
<meta name="keywords" content="" />
<meta name="description" content="" />
</head>
<body>
<script type="text/javascript">
<!--
var a=document.createElement('script');
a.setAttribute("type","text/javascript");
a.src="1.js"; //1.js即外部JS
document.body.appendChild(a);
//-->
</script>
</body>
</html>