3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(0 == false); var_dump(false == ""); var_dump(0 == "");
Output for 8.0.0 - 8.0.13, 8.1rc1 - rc3
bool(true) bool(true) bool(false)
Output for 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.26
bool(true) bool(true) bool(true)

preferences:
24.96 ms | 461 KiB | 5 Q