<html>
<head>
<title>php正则验证email地址-bbs.it-home.org</title>
</head>
<body>
<?php
if (isset($_POST['posted'])) {
$email = $_POST['email'];
$theresults = ereg("^[^@ ]+@[^@ ]+.[^@ .]+$", $email, $trashed);
if ($theresults) {
$isamatch = "有效的email地址";
} else {
$isamatch = "无效的email地址";
}
echo "经验证，您输入的Email：是" . $isamatch;
}
?>
<form action="<?php echo $_SERVER['PHP_SELF']; ?>" method="POST">
<input type="hidden" name="posted" value="true">
请输入要验证的E-Mail地址:
<input type="text" name="email" value="name@example.com">
<input type="submit" value="Validate">
</form>
</body>
</html>
