3v4l.org

run code in 300+ PHP versions simultaneously
<?php $gravity = '0.0000000000001'; $a = '1'; $velocity = bcadd($a, $gravity, 20); echo $velocity;
Output for 7.2.34, 8.1.28 - 8.1.33, 8.2.17 - 8.2.29, 8.3.4 - 8.3.25, 8.4.1 - 8.4.12
1.00000000000010000000
preferences:
61.5 ms | 406 KiB | 5 Q