22 lines
250 B
Go
22 lines
250 B
Go
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package main
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import (
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"fmt"
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"sync"
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)
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func sayhi(n int, wg *sync.WaitGroup) {
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fmt.Println("hi", n)
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fmt.Println("hi", n)
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wg.Done()
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}
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func main() {
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var wg sync.WaitGroup
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wg.Add(10)
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for i := 0; i < 10; i++ {
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go sayhi(i, &wg)
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}
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wg.Wait()
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}
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