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@ 2013-03-23T10:36:47Z

<?php
function doFoo(){ echo 'hi!'; }

$callable = 'doFoo';

var_dump( is_callable( $callable ) );

Output
Performance
VLD
References
Branches

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

preferences:dark modelive preview

36.06 ms | 402 KiB | 5 Q