Created
April 21, 2020 12:56
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package main | |
import ( | |
"fmt" | |
"sync" | |
) | |
var x = 0 | |
func sendNumber(wg *sync.WaitGroup, ch chan<- int, nump *int) { | |
ch <- *nump + x | |
wg.Done() | |
} | |
func main() { | |
var wg sync.WaitGroup | |
var num = 123 | |
var p = &num | |
wg.Add(1) | |
ch := make(chan int, 1) | |
go sendNumber(&wg, ch, p) | |
wg.Wait() | |
num = 789 | |
fmt.Println(<-ch) | |
} |
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