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@ 2013-12-31T09:55:02Z

<?php
class B {}
$a = new stdClass;
$b = new B;
$b->a = 1;
$item='null';
var_dump(array_key_exists($item, $a), array_key_exists('a', $a), array_key_exists('a', $b));

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var_dump: documentation ( source)

preferences:dark modelive preview

34.8 ms | 402 KiB | 5 Q