3v4l.org

run code in 300+ PHP versions simultaneously
<?php if (0.1 + 0.2 == 0.3) { echo "0.1 + 0.2 is not equal to 0.3\n"; }
Output for 7.3.0 - 7.3.33, 7.4.0 - 7.4.26, 8.0.0 - 8.0.13, 8.1rc1 - rc3

preferences:
21.9 ms | 459 KiB | 5 Q