go-tour/channels.go
2020-02-15 12:40:48 -06:00

22 lines
358 B
Go

package main
import "fmt"
func sum(s []int, c chan int) {
sum := 0
for _, v := range s {
sum += v
}
c <- sum // send sum to c
}
func main() {
s := []int{7, 2, 8, -9, 4, 0}
c := make(chan int)
go sum(s[:len(s) / 2], c)
go sum(s[len(s) / 2:], c)
x, y := <-c, <-c // receive from c
fmt.Println(x, y, x + y)
}