日常代码记录 golang用协诚进行计算以及乱七八糟的代码

goalng代码

func add(i,len int, ch chan int)   {
	count := 0
	for i:=i; i<len; i++{
		count = count + i
	}
	ch <- count
}
func (u *UserController) Index() {

	t1 := time.Now()
	fmt.Printf("开始时间:%s,\n",t1)
	NCPU := runtime.NumCPU()
	gorun := 20
	runtime.GOMAXPROCS(NCPU)
	chs := make([] chan int,gorun)
	for i := 0; i<gorun; i++ {
		chs[i] = make(chan int)
		n := 20  /gorun
		go add(i*n,n*(i+1),chs[i])
	}
	count := 0
	for i2:=0; i2<gorun ; i2++  {
		ch := <- chs[i2]
		count = count + ch

	}
	uid,err:= u.GetInt("uid")
	if err != nil {
		fmt.Print("参数错误\n")
	}
	userInfo := models.NewUser().UserAll(uid)
	josnUser,err := json.Marshal(userInfo)
	//fmt.Print(userInfo)
	fmt.Print(userInfo)
	fmt.Print(josnUser)
	//fmt.Printf("接受到uid为:%d,\n",uid)
	//fmt.Printf("cpu num:%d,count:%d\n",NCPU,count)
	//fmt.Print("我是一个顽强的小强\n")
	//admin := u.Get()
	u.Data["Website"] = count
	u.Data["Email"] = "[email protected]"
	u.TplName = "index.tpl"
}