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run code in 300+ PHP versions simultaneously
<?php echo myslq;
Output for 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: Undefined constant "myslq" in /in/ooTZk:2 Stack trace: #0 {main} thrown in /in/ooTZk on line 2
Process exited with code 255.
Output for 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
Warning: Use of undefined constant myslq - assumed 'myslq' (this will throw an Error in a future version of PHP) in /in/ooTZk on line 2 myslq
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 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, 7.0.0 - 7.0.33, 7.1.0 - 7.1.25
Notice: Use of undefined constant myslq - assumed 'myslq' in /in/ooTZk on line 2 myslq

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276.52 ms | 404 KiB | 420 Q