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@ 2014-08-13T09:01:09Z

<?php
namespace This\Is\Just\A\Test;

class X extends \DateTime {
}

$a = new DateTime();
$b = new X();

var_export(is_a($a, 'DateTime'));
var_export(is_a($b, 'DateTime'));

Output
Performance
VLD
References
Branches

is_a: documentation ( source)
var_export: documentation ( source)

preferences:dark modelive preview

35.44 ms | 402 KiB | 5 Q