go隨聊-map

定義map並初始化，根據key獲取value items := map[string]string{ "id1": "1", "id2": "2", "id3": "3", } v:= items["id2"] fmt.Println(v) 通過make進行構建  items:=make(map[string]string,10) items["id1"] = "1" i

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