Yes. You can use
fmt.Println(name(“john”).upper())
if you uncomment the code.
> On Jan 11, 2019, at 3:17 PM, 伊藤和也 <kazya.ito.dr...@gmail.com> wrote:
>
> Sorry I misunderstand it. What I did is a conversion to "name".
>
> 2019年1月12日土曜日 5時54分12秒 UTC+9 伊藤和也:
> type name string
>
> /*func (n name) upper() string {
> return strings.ToUpper(string(n))
> }
>
> func (n name) lower() string {
> return strings.ToLower(string(n))
> }*/
>
> func main() {
> fmt.Println(name("john"))
> }
>
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