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go map的增删改查
package main import "fmt" func main() { //定义map a := make(map[int]string) //增加 a[20190902] = "abc" a[20190903] = "cde" fmt.Println(a) //修改 a[20190902] = "aaa"go map的增删改查
package main import "fmt" func main() { //定义map a := make(map[int]string) //增加 a[20190902] = "abc" a[20190903] = "cde" fmt.Println(a) //修改 a[20190902] = "aaa"