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run code in 300+ PHP versions simultaneously
<?php $a = new stdclass(); unset($a->foo->bar->baz); var_dump($a);
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 7.3.12 - 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
object(stdClass)#1 (1) { ["foo"]=> NULL }
Output for 7.2.0 - 7.2.33
Warning: Attempt to modify property 'bar' of non-object in /in/v8uYG on line 2 object(stdClass)#1 (1) { ["foo"]=> NULL }
Output for 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, 7.1.0 - 7.1.10
Warning: Attempt to modify property of non-object in /in/v8uYG on line 2 object(stdClass)#1 (1) { ["foo"]=> NULL }
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9
Notice: Undefined property: foo in /in/v8uYG on line 2 object(stdClass)(0) { }

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