Learn Go Programming from Scratch - Part 39 - WaitGroups - Part 02

package main

import (
    "fmt"
    "sync"
    "time"
)

func worker(id int, wg *sync.WaitGroup) {
    time.Sleep(time.Second)
    fmt.Printf("worker %d completed \n", id)
    wg.Done()
}

func main() {

    var wg sync.WaitGroup

    for i := 1; i <= 5; i++ {
       wg.Add(1)
       i := i
       go worker(i, &wg)
    }

    wg.Wait()

    fmt.Println("Bye")

}

Learn Go Programming from Scratch - Part 38 - WaitGroups - Part 01

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