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wjx0912/golang_timer_demo.go

Created April 11, 2018 13:35
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golang: three way use timer
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golang_timer_demo.go
// (A)
time.AfterFunc(5 * time.Minute, func() {
fmt.Printf("expired")
}
// (B) create a Timer object
timer := time.NewTimer(5 * time.Minute)
<-timer.C
fmt.Printf("expired")
// (C) time.After() returns timer.C internally
<-time.After(5 * time.Minute)
fmt.Printf("expired")
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