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run code in 300+ PHP versions simultaneously
<?php $results = array(); $results['travelling']['products']; //isset($results['travelling']['products']);
Output for 8.3.0 - 8.3.6
Warning: Undefined array key "travelling" in /in/QmlGg on line 5 Warning: Trying to access array offset on null in /in/QmlGg on line 5
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18
Warning: Undefined array key "travelling" in /in/QmlGg on line 5 Warning: Trying to access array offset on value of type null in /in/QmlGg on line 5
Output for 7.4.0 - 7.4.33
Notice: Undefined index: travelling in /in/QmlGg on line 5 Notice: Trying to access array offset on value of type null in /in/QmlGg on line 5
Output for 7.3.32 - 7.3.33
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.38, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31
Notice: Undefined index: travelling in /in/QmlGg on line 5
preferences:
296.89 ms | 403 KiB | 322 Q