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<?php $purchaseSnapshot = []; var_dump(isset($purchaseSnapshot['type']) ?: $purchaseSnapshot['type']);
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
Warning: Undefined array key "type" in /in/JlJ7O on line 5 NULL
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.25, 7.4.27 - 7.4.33
Notice: Undefined index: type in /in/JlJ7O on line 5 NULL
Output for 7.3.32 - 7.3.33, 7.4.26
NULL

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183.2 ms | 401 KiB | 212 Q