同时读取和写入数组是否安全Go

Question

Would this be safe to use? it doesnt matter if the read routine reads a partially updated array, but i need it to have all values intact. All 3 routines run in a loop

var arr [100]byte

go ReadFrom(arr)
go ReadFrom(arr)
go WriteTo(arr)

Answer 1

@Pownyan, no, not safe, as mentioned by JimB in the comments. You need mutex locks to make this safe: https://golang.org/pkg/sync/#Mutex

Example: https://gobyexample.com/mutexes