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<?php function get_declared_user_traits() { $ret = array(); foreach (get_declared_traits() as $v) { // exclude system traits $rc = new ReflectionClass($v); $fileName = $rc->getFileName(); print $fileName."\n"; if ('systemlib.php' !== basename($fileName)) { $ret[] = $v; } } return $ret; } class this_is_a_class { } interface this_is_an_interface { public function this_is_an_interface_method(); } trait this_is_a_trait { } abstract class this_is_an_abstract_class { } final class this_is_a_final_class { } var_dump(get_declared_user_traits()); ?>

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