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run code in 150+ php & hhvm versions
Bugs & Features
<?php $arrObj = new ArrayObject(array("a", "b", "c")); var_dump(array_map('strtoupper', $arrObj->getArrayCopy()));
Output for 5.0.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
array(3) { [0]=> string(1) "A" [1]=> string(1) "B" [2]=> string(1) "C" }
Output for 4.3.2 - 4.4.9
Fatal error: Cannot instantiate non-existent class: arrayobject in /in/NMCnZ on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Cannot instantiate non-existent class: arrayobject in /in/NMCnZ on line 3