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@ 2014-07-03T12:13:24Z

<?php


$s = microtime(1);
$i = 0;
$cl = function(){};
while (true)
{
   if ( ++$i>10000 )
 	break;

  	$cl instanceof Closure;
}


var_dump(microtime(1) - $s);

Output
Performance
VLD
References
Branches

var_dump: documentation ( source)
microtime: documentation ( source)

preferences:dark modelive preview

33.27 ms | 402 KiB | 5 Q