3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(array_search("Foo", [0, "Foo"]));
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
int(1)
Output for 7.2.0 - 7.2.34, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
int(0)

preferences:
158.73 ms | 402 KiB | 180 Q