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@ 2014-03-20T15:03:13Z

<?php

function blah() {
	echo "y";
}

$bob = "blah";

if(is_callable($bob)) {
	echo "x";
}

Output
Performance
VLD
References
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is_callable: documentation ( source)

preferences:dark modelive preview

48.16 ms | 402 KiB | 5 Q