fatal error: concurrent map writes

1 개요

fatal error: concurrent map writes

package main

import "time"

var m = map[string]int{"x": 40, "y": -74}

func main() {
	go func() {
		for {
			m["x"] = 1 // write
		}
	}()
	go func() {
		for {
			m["y"] = 2 // write
		}
	}()
	time.Sleep(time.Second)
}

2 같이 보기

• Go 맵
• fatal error: concurrent map iteration and map write