- var_dump: documentation ( source)
<?php
$_POST['one'] = '1 rabbit';
$_POST['two'] = '2 rabbit';
$_POST['three'] = '3 rabbit';
foreach ($_POST as $var => $value) { if (isset($$var)) continue; $$key = $var; }
var_dump($one);
var_dump($two);
var_dump($three);