3v4l.org

run code in 500+ PHP versions simultaneously
<?php var_dump('0' == 0); var_dump('0' == false); var_dump(0 == false); // Non transifive var_dump('0' == null); var_dump(0 == null);
Output for 8.2.32, 8.3.5 - 8.3.32, 8.4.9 - 8.4.24, 8.5.7 - 8.5.9
bool(true) bool(true) bool(true) bool(false) bool(true)
preferences:
47.04 ms | 522 KiB | 4 Q