3v4l.org

run code in 300+ PHP versions simultaneously
<?php trait foo { public function bar() { echo 'trait'; } } class a { public function bar() { echo 'parent'; } } class b extends a { use foo { bar as bat; } public function bar() { parent::bar(); } } (new b)->bar();
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 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 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.25, 8.4.1 - 8.4.12
parent

preferences:
52.19 ms | 408 KiB | 5 Q