()
| 31 | } |
| 32 | |
| 33 | func demo01修改() { |
| 34 | wg := sync.WaitGroup{} |
| 35 | |
| 36 | ch := make(chan int, 10) |
| 37 | for i := 0; i < 10; i++ { |
| 38 | ch <- i |
| 39 | } |
| 40 | close(ch) |
| 41 | |
| 42 | wg.Add(3) |
| 43 | for j := 0; j < 3; j++ { |
| 44 | go func() { |
| 45 | for true { |
| 46 | task, ok := <-ch |
| 47 | if !ok { |
| 48 | break |
| 49 | } |
| 50 | fmt.Println(task) |
| 51 | } |
| 52 | wg.Done() |
| 53 | }() |
| 54 | } |
| 55 | wg.Wait() |
| 56 | } |
| 57 | |
| 58 | func main() { |
| 59 | //demo1() |