main.go

package main

import (
	"fmt"
)

func main() {
	student := make(map[string]int)

	student["tran"] = 25
	student["anonymous"] = 16

	value , ok := student["name"]

	if ok == true {
		fmt.Println("value is " , value)
	} else {
		fmt.Println("value no found")
	}

	fmt.Println(student["tran"])
	fmt.Println(student["anonymous"])
}