go function() 
func function() {
 // TODO 具体逻辑
 
 // 每5分钟执行一次
 time.AfterFunc(5*time.Minute, function)
}

import (
  "time"
  "fmt"
)
//定时结算Boottime表数据
func BoottimeTimingSettlement() {
  for {
    now := time.Now()
    // 计算下一个零点
    next := now.Add(time.Hour * 24)
    next = time.Date(next.Year(), next.Month(), next.Day(), 0, 0, 0, 0, next.Location())
    t := time.NewTimer(next.Sub(now))
    -t.C
    Printf("定时结算Boottime表数据，结算完成: %v\n",time.Now())
    //以下为定时执行的操作
    BoottimeSettlement()
  }
}