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in Technique[技术] by (71.8m points)

随机sleep出错了

time.Sleep(time.Second * rand.Intn(10))

为什么*后面跟数字可以,而Intn函数就不行?Intn的返回值是int啊。


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rand.Seed(time.Now().Unix())
r := rand.Intn(10)
time.Sleep(time.Duration(r) * time.Second)

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