3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo '---begin---'; try { $result = @create_function('', 'return (return 1);'); } catch (ParseError $ex) { $result = $ex->getMessage(); } echo '---end---'; var_dump($result);
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
---begin--- Fatal error: Uncaught Error: Call to undefined function create_function() in /in/oCHLh:5 Stack trace: #0 {main} thrown in /in/oCHLh on line 5
Process exited with code 255.
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33
---begin------end---string(44) "syntax error, unexpected 'return' (T_RETURN)"
Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.28
---begin------end---bool(false)
Process exited with code 255.

preferences:
161.73 ms | 402 KiB | 183 Q