php://input &$GLOBALS["HTTP_RAW_POST_DATA"]&$_POST

<form action="trigger_error.php" method="post">

<p>First name: <input type="text" name="fname" /></p>

<p>Last name: <input type="text" name="lname" /></p>

<input type="submit" value="Submit" />

</form>



<?php

if($_SERVER['REQUEST_METHOD']=='POST'){

$data = file_get_contents('php://input');   //都要解下碼

 $a=(urldecode($data));
  parse_str($a,$arr);// 此函數和http_build_query()相反。

  var_dump($arr);


// print_r(($GLOBALS['HTTP_RAW_POST_DATA']));
//因爲很多都設置了register_globals禁止,不能用$GLOBALS["HTTP_RAW_POST_DATA"];
}
?>