[982]PHP網站開發 進階應用技巧
<?php
session_start();
if($_SESSION['key']!=$_POST['key'] or empty($_SESSION['key'])){
$_SESSION['content']=$_POST['content'];
header("location:index.php");
}else{
$_SESSION['content']=$_SESSION['key']="";
}
?>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<meta http-equiv="content-type" content="text/html; charset=UTF-8">
<title></title>
</head>
<body>
OK～您通過驗證囉！
</body>
</html>