[Golang] Specify an array in the value of map

package main

import "fmt"

type Hoge struct {
	Say string
}

func main()  {
	a := map[string][]Hoge{}
	a["hoge"] = append(a["hoge"], Hoge{Say: "hello1"})
	a["hoge"] = append(a["hoge"], Hoge{Say: "hello2"})
	a["hoge1"] = append(a["hoge1"], Hoge{Say: "hello3"})
	fmt.Println(a)
}

map[hoge:[{hello1} {hello2}] hoge1:[{hello3}]]

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