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@ 2013-02-10T09:20:47Z

<?php

class Klass {}    

$k = new Klass();

$cb = function() {};

var_dump(array_search($k, array($cb)));

Output
Performance
VLD
References
Branches

var_dump: documentation ( source)
array_search: documentation ( source)

preferences:dark modelive preview

39.37 ms | 402 KiB | 5 Q