33 lines
450 B
Go
33 lines
450 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 callme(i int, s string) int {
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fmt.Println(s)
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return i * i
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}
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func dostuff(wg *sync.WaitGroup, lbl string) {
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defer wg.Done()
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var j int
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for i := 0; i < 10; i++ {
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j += callme(i, lbl)
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}
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println(lbl, j)
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}
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func main() {
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var wg sync.WaitGroup
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for _, lbl := range []string{"one", "two", "three", "four", "five"} {
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for i := 0; i < 10; i++ {
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wg.Add(1)
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go dostuff(&wg, lbl)
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}
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}
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wg.Wait()
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}
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