/** * 检查手机号是否可用 * @return int 可用返回 1 其余返回0 */ function check_phone_can_use() { if (!isset($_POST['phone'])) { return 0; } else { $phone = $_POST['phone']; } if (is_null($phone) || $phone == '') { return 1; } if (!checkStr('phone', $phone)) { return 1; } $userObj = new UserClass(); return boolean2Num(!$userObj->check_data($phone, 'phone')); }