3v4l.org

run code in 300+ PHP versions simultaneously
<?php class a { function a() { echo 'construct'; } function __construct() { echo 'plop'; } function __invoke() { echo 'invoke'; } } new a(); a();
Output for 7.0.0 - 7.0.32, 7.1.0 - 7.1.24, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
plop Fatal error: Uncaught Error: Call to undefined function a() in /in/oft17:17 Stack trace: #0 {main} thrown in /in/oft17 on line 17
Process exited with code 255.
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.38
Strict Standards: Redefining already defined constructor for class a in /in/oft17 on line 6 plop Fatal error: Call to undefined function a() in /in/oft17 on line 17
Process exited with code 255.
Output for 4.4.5 - 4.4.9
construct Fatal error: Call to undefined function: a() in /in/oft17 on line 17
Process exited with code 255.
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.4
construct Fatal error: Call to undefined function: a() in /in/oft17 on line 17
Process exited with code 255.
Output for 4.3.0 - 4.3.1
construct Fatal error: Call to undefined function: a() in /in/oft17 on line 17

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242.78 ms | 401 KiB | 418 Q