Method checkSuperUserInUsers

/**
 * Check if there is a super user in the user ids.
 *
 * @param   array  $userIds  An array of user IDs on which to operate
 *
 * @return  boolean  True on success, false on failure
 *
 * @since   3.6.5
 */
public static function checkSuperUserInUsers(array $userIds)
{
    foreach ($userIds as $userId) {
        foreach (static::getUserGroups($userId) as $userGroupId) {
            if (Access::checkGroup($userGroupId, 'core.admin')) {
                return true;
            }
        }
    }
    return false;
}