3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x = "false"; var_dump((bool) $x);
Output for 7.2.0 - 7.2.34, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.26, 8.4.1 - 8.4.14
bool(true)
preferences:
105.15 ms | 407 KiB | 5 Q