3v4l.org

run code in 300+ PHP versions simultaneously
<?php $memory = memory_get_usage(); $array = range(0, 99); echo memory_get_usage() - $memory;
Output for 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3
2616
Output for 8.0.1 - 8.0.30, 8.1.0 - 8.1.34
8248
preferences:
65.45 ms | 1104 KiB | 4 Q