number, _ := jptel.Normalize("0123456789") fmt.Println(number) // 0123-45-6789 number, _ = jptel.Normalize("0123456789") fmt.Println(number) // 0123-45-6789 number, _ = jptel.Normalize("090-123456ー78") fmt.Println(number) // 090-1234-5678 result, _ := jptel.Split("0312345678") fmt.Println(result.AreaCode) // 03 fmt.Println(result.CityCode) // 1234 fmt.Println(result.SubscriberCode) // 5678 result,