go http 文件下载

package main

import (
	"fmt"
	"net/http"
	"os"
)

func DownFile() {

	userFile := "ttt.exe"
	fout, err := os.Create(userFile)
	defer fout.Close()

	res, err := http.Get("http://10.1.9.102/downpage/up/uu2.4.exe")
	if err != nil {
		fmt.Println("downfile error")
		return
	}
	buf := make([]byte, 1024)
	for {
		size, _ := res.Body.Read(buf)
           //读到文件结尾  
		if size == 0 {
			break
		} else {
			fout.Write(buf[:size])
		}
	}

}
    

  

posted @ 2015-04-09 19:31  但用此心  阅读(1503)  评论(0编辑  收藏  举报