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• 评论了博文 golang工程师面试第三天
  ch1 := make(chan int) ch2 := make(chan int) exit := make(chan int) var wg sync.WaitGroup wg.Add(2) go func() { for i := 1; i <= 20; i++ { println("g1:", <-ch1) i++ ch2 <- i } }() go func() { for i := 0; i < 20; i++ { i++ ch1 <- i println("g2:", <-ch2) } exit <- 1 }() wg.Wait() close(exit) }