3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?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";
based on jPVXU
Output for 4.3.0 - 7.2.0
1 1 1 -3125 3125 0 -0.00032 0.00032 INF