3v4l.org

run code in 300+ PHP versions simultaneously
<?php try { a(); } catch (\Throwable $e) { echo $e; }
Output for 8.1.0 - 8.1.31, 8.2.0 - 8.2.27, 8.3.0 - 8.3.15, 8.4.1 - 8.4.2
Error: Call to undefined function a() in /in/Yjt8I:4 Stack trace: #0 {main}

preferences:
41.47 ms | 406 KiB | 5 Q