28 lines
492 B
Go
28 lines
492 B
Go
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package main
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import (
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"context"
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"fmt"
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"time"
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)
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func main() {
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ctx, cancel := context.WithCancel(context.Background())
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go Speak(ctx)
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time.Sleep(10 * time.Second)
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cancel()
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time.Sleep(1 * time.Second)
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}
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func Speak(ctx context.Context) {
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for range time.Tick(time.Second) {
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select {
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case <-ctx.Done():
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fmt.Println("我要闭嘴了")
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return
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default:
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fmt.Println("balabalabalabala")
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}
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}
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}
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