Online PHP editor | output for ZhQX9

<?php $test = new DateTime('2018-03-05 00:00:00'); if (isset($test->timezone)) { echo 'timezone is set!'.PHP_EOL; } else { echo 'timezone is not set!'.PHP_EOL; } if (isset($test->timezone_type)) { echo 'timezone type is set!'.PHP_EOL; } else { echo 'timezone type is not set!'.PHP_EOL; } echo 'getting properties...'.PHP_EOL; get_object_vars($test); if (isset($test->timezone)) { echo 'timezone is now set!'.PHP_EOL; } else { echo 'timezone is still not set!'.PHP_EOL; } if (isset($test->timezone_type)) { echo 'timezone type now is set!'.PHP_EOL; } else { echo 'timezone type is still not set!'.PHP_EOL; }