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<?php $a[10]->b[] = 1; $a[10]->sum += 500; print_r($a);
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: Attempt to modify property "b" on null in /in/6euAM:2 Stack trace: #0 {main} thrown in /in/6euAM on line 2
Process exited with code 255.
Output for 7.4.0 - 7.4.33
Warning: Creating default object from empty value in /in/6euAM on line 2 Notice: Undefined property: stdClass::$sum in /in/6euAM on line 3 Array ( [10] => stdClass Object ( [b] => Array ( [0] => 1 ) [sum] => 500 ) )
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 7.3.32 - 7.3.33
Array ( [10] => stdClass Object ( [b] => Array ( [0] => 1 ) [sum] => 500 ) )
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.30, 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31
Notice: Undefined property: stdClass::$sum in /in/6euAM on line 3 Array ( [10] => stdClass Object ( [b] => Array ( [0] => 1 ) [sum] => 500 ) )
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9
Notice: Undefined property: sum in /in/6euAM on line 3 Array ( [10] => stdClass Object ( [b] => Array ( [0] => 1 ) [sum] => 500 ) )

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