concurrency.go

package main

import (
	"container/list"
	"fmt"
	"math/rand"
	"sync"
	"time"
)

func makeRangeList2(min,max int) *list.List{
	a := make([]int,max-min+1)
	queue := list.New()
	for i:= range a{
		queue.PushBack(min+i)
	}
	return queue
}
func makeRangeList(min,max int) *list.List{
	queue := list.New()
	for i:= 0;i<max;i++ {
		queue.PushBack(min+i)
	}
	return queue
}

func main() {
	start := time.Now()
	numberList := makeRangeList(1,10)

	var wg sync.WaitGroup
	wg.Add(numberList.Len())
	for numberList.Len()>0{
		//wg.Add(1)
		e := numberList.Front()
		go printNumber(e,&wg)
		numberList.Remove(e)
	}
	wg.Wait()

/*
	for numberList.Len()>0{
		e := numberList.Front()
		//d := time.Duration(rand.Intn(5)) * time.Second
		d := time.Duration(5) * time.Second
		time.Sleep(d)
        fmt.Println(e.Value)
		numberList.Remove(e)
	}
*/

	finish :=time.Now()
	diff := finish.Sub(start)
	fmt.Println("Geçen Toplam Süre:",diff.Milliseconds())
}

func printNumber (number *list.Element,wg *sync.WaitGroup){
	//d := time.Duration(rand.Intn(5)) * time.Second
	d := time.Duration(5) * time.Second
	time.Sleep(d)
	fmt.Println(number.Value)
	wg.Done()
}