mirror of
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34 lines
402 B
Go
34 lines
402 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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"time"
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)
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var (
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concurrent = 5
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pool = make(chan interface{}, concurrent)
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)
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func work(num int, w *sync.WaitGroup) {
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pool <- "starting"
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defer func() {
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w.Done()
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<-pool
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}()
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fmt.Printf("number %d\n", num)
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time.Sleep(1 * time.Second)
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}
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func main() {
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var wg sync.WaitGroup
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for i := 0; i < 1000; i++ {
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wg.Add(1)
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go work(i, &wg)
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}
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wg.Wait()
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}
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