3v4l.org

run code in 300+ PHP versions simultaneously
<?php $ts = microtime(true); for($i = 1 ; $i <= 10000; $i++): $array[] = (substr_compare('RouterController', 'Controller', -10)); endfor; $te = microtime(true); echo '<br>' . number_format(($te - $ts), 50, ',', ' '); $ts = microtime(true); for($i = 1 ; $i <= 10000; $i++): $array[] = (substr('RouterController', -10) == 'Controller'); endfor; $te = microtime(true); echo '<br>' . number_format(($te - $ts), 50, ',', ' ');

preferences:
42.23 ms | 402 KiB | 5 Q