3v4l.org

run code in 300+ PHP versions simultaneously
<?php class plus{ function add($a,$b) { $c=$a+$b; echo $c; } } $add = new plus(); $this->add(1,4); ?>
Output for 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 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
Fatal error: Uncaught Error: Using $this when not in object context in /in/JCkVR:10 Stack trace: #0 {main} thrown in /in/JCkVR on line 10
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 - 5.6.40
Fatal error: Using $this when not in object context in /in/JCkVR on line 10
Process exited with code 255.
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.9
Fatal error: Call to a member function on a non-object in /in/JCkVR on line 10
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to a member function on a non-object in /in/JCkVR on line 10

preferences:
315.27 ms | 401 KiB | 456 Q