package main

import (
    "fmt"
    "time"
)

func main() {
    t := time.NewTicker(time.Second)
    t1 := time.NewTicker(time.Second * 2)
    for {
        select {
        case v := <-t.C:
            fmt.Println("hello", v)
        case v := <-t1.C:
            fmt.Println("tsh", v)
        }
    }

    // var test <-chan int
    // <-test
}