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run code in 300+ PHP versions simultaneously
<?php $r = false; echo $r->val;
Output for 8.3.0 - 8.3.6
Warning: Attempt to read property "val" on false in /in/cQWai on line 4
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18
Warning: Attempt to read property "val" on bool in /in/cQWai on line 4
Output for 7.2.0 - 7.2.33, 7.3.16 - 7.3.31, 7.4.0 - 7.4.33
Notice: Trying to get property 'val' of non-object in /in/cQWai on line 4
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 7.3.32 - 7.3.33
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 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.10
Notice: Trying to get property of non-object in /in/cQWai on line 4

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