Javascript验证Email地址，代码如下：
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<!DOCTYPE html PUBLIC “-//W3C//DTD XHTML 1.0 Strict//EN”
“http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd”>
<html xmlns=”http://www.w3.org/1999/xhtml” xml:lang=”en”>
<head>
<title>验证 Email地址 http://www.dwww.cn </title>
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<script type=”text/javascript”>
function EmailCheck()
{
var mail = document.getElementById(“email”).value;
var pattern = /([0-9a-zA-Z_-]+)@([0-9a-zA-Z_-]+)\\.([0-9a-zA-Z_-]+)/;
if (!pattern.test(mail))
{
alert(“错误的Email地址”);
}
else
{
alert(“正确的Email地址”);
}
}
</script>
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</head>
<body>
<input type=”text” id=”email” />
<input type=”button” id=”buttonCheck” onclick=”EmailCheck()” value=”验证Email” />
</body>
</html>