本文介绍了一个使用Microsoft XML HTTP组件检查网页有效性的简单工具。通过输入URL，该工具能够判断给定地址是否可达，适用于快速验证链接状态的场景。
<!--
Author: δCat
Date: 2006-1-18
Remarks: For AQ ON 'BaiDu Know'
-->
<html>
<head>
<title>Super Detector</title>
<meta name="Author" content="δCat">
<script language="javascript">
<!--//
function doTest(vUrl)
{
if (vUrl == "")
{
alert("指定WEB地址！");
}
else
{
var x = new ActiveXObject("Microsoft.XMLHTTP");
x.Open("HEAD", vUrl, false);
x.send();
if (x.status == 200)
{
alert("地址有效！");
}
else
{
alert("地址无效");
}
x = null;
delete x;
}
}
//-->
</script>
</head>
<body>
<div align="center">
<input type="text" name="url" id="url"> <input type="button" value="Test The Url" onclick="doTest(url.value);">
</div>
</body>
</html>
Author: δCat
Date: 2006-1-18
Remarks: For AQ ON 'BaiDu Know'
-->
<html>
<head>
<title>Super Detector</title>
<meta name="Author" content="δCat">
<script language="javascript">
<!--//
function doTest(vUrl)
{
if (vUrl == "")
{
alert("指定WEB地址！");
}
else
{
var x = new ActiveXObject("Microsoft.XMLHTTP");
x.Open("HEAD", vUrl, false);
x.send();
if (x.status == 200)
{
alert("地址有效！");
}
else
{
alert("地址无效");
}
x = null;
delete x;
}
}
//-->
</script>
</head>
<body>
<div align="center">
<input type="text" name="url" id="url"> <input type="button" value="Test The Url" onclick="doTest(url.value);">
</div>
</body>
</html>
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