3v4l.org

run code in 300+ PHP versions simultaneously
<?php $start = microtime(true); usleep(1000000); $end = microtime(true) - $start; printf("Page was rendered in %s seconds".PHP_EOL, round($end, 2)); printf("Page was rendered in %s milliseconds".PHP_EOL, round($end*1000, 2)); printf("Page was rendered in %s microseconds".PHP_EOL, round(($end*1000)*1000, 2));

preferences:
64.64 ms | 1130 KiB | 5 Q