Online PHP editor | refs for 327DZ

<?php $a=array(); $b=null; $e=null; $l=100; $i=0; while($i++ < $l){ $b=microtime(true); $e=microtime(true); $a[] = $e - $b; } $an = (array_sum($a) / count($a))*1000; $i = 0; $a=array(); $b=null; $e=null; while($i++ < $l){ $b=microtime(true); microtime(true); microtime(true); $e=microtime(true); $a[] = e - $b; } $am = (array_sum($a) / count($a))*1000; echo "Average empty time measure: " . $an .'sec\n'; echo "Average filled time measure: " . $am .'sec\n'; echo "Average 2 microtime calls: " . ($am - $an) . 'sec';