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@ 2013-05-21T06:07:28Z

<?php
$filter = array(
			"user_id" => array("filter" => FILTER_VALIDATE_INT),
		);
$arResult["user_id"] = "d1234";

$arResult = filter_var_array($arResult, $filter);
var_dump($arResult);

Output
Performance
VLD
References
Branches

var_dump: documentation ( source)
filter_var_array: documentation ( source)

preferences:dark modelive preview

50.8 ms | 402 KiB | 5 Q