3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo pow(5, 0); echo "\n"; echo pow(-5, 0); echo "\n"; echo pow(0, 0); echo "\n"; echo pow(-5, 5); echo "\n"; echo pow(5, 5); echo "\n"; echo pow(0, 5); echo "\n"; echo pow(-5, -5); echo "\n"; echo pow(5, -5); echo "\n"; echo pow(0, -5); echo "\n";

preferences:
38.07 ms | 402 KiB | 5 Q