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run code in 200+ php & hhvm versions
Bugs & Features
<?php $obj = (object)array(1,2,3); $obj->{1} = "Double array key!"; var_dump((array)$obj);
Output for 7.2.0 - 7.2.6
array(3) { [0]=> int(1) [1]=> string(17) "Double array key!" [2]=> int(3) }
Output for 5.0.0 - 7.1.20
array(4) { [0]=> int(1) [1]=> int(2) [2]=> int(3) ["1"]=> string(17) "Double array key!" }
Output for 4.3.3 - 4.4.9
Fatal error: Property name must be a string in /in/ELoWa on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.2

Process exited with code 139.