当我将输入字段值设为 blackhat%%1985 并提交时,我将 post 值设为 blackhat%85,该值在 require_once BASEPATH.'core/CodeIgniter.php' 之后更改;
<form action="" method="post" id="submitForm">
<input type="hidden" name="a" value="blackhat%%1985" />
<input type="submit" name="b" />
</form>