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run code in 150+ php & hhvm versions
Bugs & Features
<?php trait MyInterface {} class MyClass { use MyInterface; } // This will fail on 5.3.8 and earlier, this has been fixed // in #53727, but doc does not reflect that. echo (is_subclass_of('MyClass', 'MyInterface') ? 'true' : 'false');
Output for 5.4.0 - 5.6.21, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0RC5
false
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.3.29
Parse error: syntax error, unexpected T_STRING in /in/iAE3q on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_STRING in /in/iAE3q on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/iAE3q on line 2
Process exited with code 255.