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run code in 300+ PHP versions simultaneously
<?php function a($a){ echo $GLOBAL; } a();
Output for 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 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Fatal error: Uncaught ArgumentCountError: Too few arguments to function a(), 0 passed in /in/f7uTo on line 7 and exactly 1 expected in /in/f7uTo:3 Stack trace: #0 /in/f7uTo(7): a() #1 {main} thrown in /in/f7uTo on line 3
Process exited with code 255.
Output for 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20
Warning: Missing argument 1 for a(), called in /in/f7uTo on line 7 and defined in /in/f7uTo on line 3 Notice: Undefined variable: GLOBAL in /in/f7uTo on line 4
Output for 5.0.4 - 5.0.5
Warning: Missing argument 1 for a() in /in/f7uTo on line 3 Notice: Undefined variable: GLOBAL in /in/f7uTo on line 4
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.3
Warning: Missing argument 1 for a() in /in/f7uTo on line 3 Notice: Undefined variable: GLOBAL in /in/f7uTo on line 4

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275.08 ms | 402 KiB | 342 Q