3v4l.org

run code in 300+ PHP versions simultaneously
<?php if (!function_exists('apc_cache_info')) { function apc_cache_info() { // function code } }
Output for 7.4.0 - 7.4.33, 8.0.1 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.19, 8.3.0 - 8.3.7
preferences:
84.7 ms | 402 KiB | 123 Q