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<?php class Test implements Serializable extends SplFileInfo { } $rfc = new ReflectionClass("Test"); var_dump($rfc->implementsInterface("Serializable")); $file = unserialize('O:11:"Test":0:{}');
Output for 5.4.0 - 5.4.30
Parse error: syntax error, unexpected 'extends' (T_EXTENDS), expecting '{' in /in/WpKpK on line 2
Process exited with code 255.
Output for 5.3.0 - 5.3.28
Parse error: syntax error, unexpected T_EXTENDS, expecting '{' in /in/WpKpK on line 2
Process exited with code 255.