3v4l.org

run code in 300+ PHP versions simultaneously
<?php ini_set("precision", 99); echo 1.6;
Output for 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.27, 8.0.0 - 8.0.15, 8.1.0 - 8.1.2
1.600000000000000088817841970012523233890533447265625

preferences:
71.25 ms | 532 KiB | 13 Q