3v4l.org

run code in 300+ PHP versions simultaneously
<?php $stack[] = 'wew'; $stack[] = 'wew'; $stack[] = 'wew'; $stack[] = 'wew'; $stack = array_slice($stack, 0, - 2); $stack[] = 'wew'; print_r($stack);
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Array ( [0] => wew [1] => wew [2] => wew )
preferences:
244.16 ms | 406 KiB | 342 Q