golang切分切片

package main

import (
	"github.com/golang/glog"
	"math"
)

var num=3
func main() {
	ints := []int{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13}
	for i:=1;i<=int(math.Floor(float64(len(ints)/num)))+1;i++{
		low:=num*(i-1)
		if low>len(ints){
			return
		}
		high:=num*i
		if high>len(ints){
			high=len(ints)
		}
		glog.Info(ints[low:high])
	}
}