3v4l.org

run code in 300+ PHP versions simultaneously
<?php $time = strtotime(true); $val1 = (1 === "1"); echo strtotime(true) - $time; echo "\n"; $time = strtotime(true); $val2 = (1 == 1); echo strtotime(true) - $time;

preferences:
35.51 ms | 402 KiB | 5 Q