3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php function test1() { $s = microtime(true); for ($i = 0; $i < 1000000; $i++) { } return microtime(true) - $s; } function test2() { $s = microtime(true); $i = 0; while ($i < 1000000) { $i++; } return microtime(true) - $s; }
Output for 4.3.0 - 5.6.28, hhvm-3.12.0, 7.0.0 - 7.1.0
Output for hhvm-3.10.0

Process exited with code 153.