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<?php $class = "ArrayObject"; // we break BC here var_dump(unserialize('O:'.strlen($class).':"'.$class.'":0:{}')); // we still allow segfault: class MySplFileObject extends SplFileObject{} $class = "MySplFileObject"; var_dump(unserialize('O:'.strlen($class).':"'.$class.'":0:{}'));

This is an error 500

Value for `_results` contains invalid data `array`


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