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@ 2014-07-03T11:40:23Z

<?php

class a
{
	static public function o()
    { return true;}    
}


$cls = [ a::o(), 'a::o','strpos::test' , 'strlen', function(){}, null];


foreach($cls as $cl)
{

	var_dump(is_callable($cl));
	var_dump(is_callable($cl,true));

	var_dump($cl instanceof Closure);

}

Output
Performance
VLD
References
Branches

var_dump: documentation ( source)
is_callable: documentation ( source)

preferences:dark modelive preview

47.51 ms | 402 KiB | 5 Q