go-learn/channel-close.go

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2021-03-08 17:50:01 +00:00
package main
import "fmt"
func main() {
jobs := make(chan int, 5)
done := make(chan bool)
go func() {
for {
j, more := <-jobs
if more {
fmt.Println("received job", j)
} else {
fmt.Println("received all jobs")
done <- true
return
}
}
}()
for j := 1; j <= 3; j++ {
jobs <- j
fmt.Println("sent job", j)
}
close(jobs)
fmt.Println("sent all jobs")
<-done
}