mirror of
https://github.com/MADTeacher/go_basics.git
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27 lines
538 B
Go
27 lines
538 B
Go
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 namedGorutine(number int, waitGroup *sync.WaitGroup) {
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defer waitGroup.Done() // уменьшение счетчика sync.WaitGroup на 1
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fmt.Printf("%d ", number)
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}
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func main() {
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var waitGroup sync.WaitGroup
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fmt.Printf("%#v\n", waitGroup)
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waitGroup.Done() // приведет к панике!
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for i := 0; i <= 30; i++ {
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waitGroup.Add(1) // увеличение счетчика на 1
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go namedGorutine(i, &waitGroup)
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}
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fmt.Printf("\n%#v\n", waitGroup)
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waitGroup.Wait()
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}
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