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<?php $array = array ( '_id' => 1, 'month' => 052014, 'studId' => STU140528155358, 1 => 'p', 2 => null, 3 => null,4 => null,12 => 'a' ); var_dump($array[3]);
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
Fatal error: Uncaught Error: Undefined constant "STU140528155358" in /in/Alvn7:4 Stack trace: #0 {main} thrown in /in/Alvn7 on line 4
Process exited with code 255.
Output for 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
Warning: Use of undefined constant STU140528155358 - assumed 'STU140528155358' (this will throw an Error in a future version of PHP) in /in/Alvn7 on line 4 NULL
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 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 - 7.1.33
Notice: Use of undefined constant STU140528155358 - assumed 'STU140528155358' in /in/Alvn7 on line 4 NULL

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