3v4l.org

run code in 300+ PHP versions simultaneously
<?php $t = array('0', "0", '1', "1"); foreach($t as $i) { var_dump((bool)$i); }
Output for 7.3.24 - 7.3.33, 7.4.12 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
bool(false) bool(false) bool(true) bool(true)

preferences:
108.56 ms | 402 KiB | 114 Q