3v4l.org

run code in 500+ PHP versions simultaneously
<?php namespace A { // class xBefore {} } namespace A { use y as xAfter; use y as xBefore; class y {} } namespace A { class xAfter {} }
Output for 8.1.34, 8.2.0 - 8.2.34, 8.3.0 - 8.3.35, 8.4.1 - 8.4.26, 8.5.0 - 8.5.11

preferences:
32.71 ms | 1151 KiB | 7 Q