Question

How to check if key is in a map with Go

Answer 1

package main

import "fmt"

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

	m["abc"] = 123
	m["xyz"] = 800
	fmt.Println(m)
		
	e1, b1 := m["abc"]
	fmt.Println(e1, b1)
	
	e2, b2 := m["nop"]
	fmt.Println(e2, b2)
	fmt.Println(m)
}



/*
run:

map[abc:123 xyz:800]
123 true
0 false
map[abc:123 xyz:800]

*/

 

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