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@ 2014-03-06T16:56:14Z

<?php
$_REQUEST = array("first_name" => "John", "foo" => "foo");
$default = array("first_name" => "");
$inputs = array_intersect_key($_REQUEST, $default) + $default;
var_dump($inputs);

Output
Performance
VLD
References
Branches

var_dump: documentation ( source)
array_intersect_key: documentation ( source)

preferences:dark modelive preview

41.36 ms | 402 KiB | 5 Q