解釋不清
index
<form action="action
<input type="text" name="userName" id="userName" /><br/>
<input type="text" name="userPass" id="userPass" /><br/>
<input type="submit" value="ok" />
</form>
action
<?php
$raw_post_data = file_get_contents(
echo "
echo var_dump($_POST)
echo "
echo $raw_post_data
?>
From:http://tw.wingwit.com/Article/program/PHP/201311/21283.html