golang 定时任务

package main

import (
    "fmt"
    "time"
)

func main() {
    ticker := time.NewTicker(time.Second * 1)
    go func() {
        for _ = range ticker.C {
            fmt.Printf("ticked at %v", time.Now())
        }
    }()
    time.Sleep(time.Duration(10) * time.Second)
}