3v4l.org

run code in 500+ PHP versions simultaneously
<?php $array = range(0, 100); array_pop($array); unset($array[array_key_last($array)]); $array = array_slice($array, 0, -1, preserve_keys: true); ?>
Output for 8.1.32 - 8.1.34, 8.2.0 - 8.2.31, 8.3.0 - 8.3.31, 8.4.1 - 8.4.22, 8.5.0 - 8.5.7

preferences:
55.39 ms | 861 KiB | 4 Q