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Bugs & Features
<?php var_dump(is_subclass_of('B'));
Output for 5.3.9 - 7.2.0
Warning: is_subclass_of() expects at least 2 parameters, 1 given in /in/v13eG on line 3 NULL
Output for 5.3.0 - 5.3.8
Warning: is_subclass_of() expects exactly 2 parameters, 1 given in /in/v13eG on line 3 NULL
Output for 4.3.0 - 5.2.17
Warning: Wrong parameter count for is_subclass_of() in /in/v13eG on line 3 NULL