3v4l.org

run code in 300+ PHP versions simultaneously
<?php $foo = null; var_dump($foo['bar']);
Output for 8.3.0 - 8.3.6
Warning: Trying to access array offset on null in /in/4WnNM on line 5 NULL
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18
Warning: Trying to access array offset on value of type null in /in/4WnNM on line 5 NULL
Output for 7.4.0 - 7.4.33
Notice: Trying to access array offset on value of type null in /in/4WnNM on line 5 NULL
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.34, 7.3.0 - 7.3.33
NULL
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272.9 ms | 403 KiB | 385 Q