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run code in 200+ php & hhvm versions
Bugs & Features
<?php interface Foo {} class Bar implements Bar {} var_dump(is_a('Bar', 'Foo', true)); var_dump(class_implements('Bar'));
based on qMLWm
Output for 5.0.0 - 7.2.0
Fatal error: Bar cannot implement Bar - it is not an interface in /in/SrEPo on line 4
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING in /in/SrEPo on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1
Parse error: parse error, unexpected T_STRING in /in/SrEPo on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/SrEPo on line 3
Process exited with code 255.