package main import "fmt" func main() { /* 创建 map */ countryCapitalMap := map[string] string {"France":"Paris","Italy":"Rome","Japan":"Tokyo","India":"New Delhi"} fmt.Println("原始 map") /* 打印 map */ for country := range countryCapitalMap { fmt.Println("Capital of",country,"is",countryCapitalMap[country]) } /* 删除元素 */ delete(countryCapitalMap,"France"); fmt.Println("Entry for France is deleted") fmt.Println("删除元素后 map") /* 打印 map */ for country := range countryCapitalMap { fmt.Println("Capital of",country,"is",countryCapitalMap[country]) } }