goroutine和channel

goroutine.go

package main

import (
	"fmt"
	"runtime"
	"time"
)

func main() {
	var array [10]int
	runtime.GOMAXPROCS(2)  // 限制使用CPU的数量
	fmt.Println("Running in", runtime.Version()) //  version
	for i := 0; i < 10; i++ {
		go func(i int) {
			for {
				array[i]++
			}
		}(i)
	}
	time.Sleep(time.Second)
	fmt.Println(array)
}