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<?php class HttpStatus { const CODE_200 = 200; public static function isValid($statusCode) { $const = get_class(static) . '::CODE_' . $statusCode; var_dump(defined($const)); } } HttpStatus::isValid(200);
Output for 5.4.0 - 5.4.32
Parse error: syntax error, unexpected ')', expecting :: (T_PAAMAYIM_NEKUDOTAYIM) in /in/nXooJ on line 6
Process exited with code 255.
Output for 5.3.0 - 5.3.29
Parse error: syntax error, unexpected ')', expecting T_PAAMAYIM_NEKUDOTAYIM in /in/nXooJ on line 6
Process exited with code 255.
Output for 5.1.0 - 5.1.6, 5.2.0 - 5.2.17
Parse error: syntax error, unexpected T_STATIC, expecting ')' in /in/nXooJ on line 6
Process exited with code 255.
Output for 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_STATIC, expecting ')' in /in/nXooJ on line 6
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_CONST, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/nXooJ on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1
Parse error: parse error, unexpected T_CONST, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/nXooJ on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_OLD_FUNCTION' or `T_FUNCTION' or `T_VAR' or `'}'' in /in/nXooJ on line 3
Process exited with code 255.

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