//前端显示图片
func DownloadHandler(w http.ResponseWriter, r *http.Request) {
//imgpath := "C:\\Users\\cixu\\Pictures\\"+mux.Vars(r)["imgid"]
imgpath := "C:\\Users\\cixu\\Pictures\\1.jpg"
//imgpath := "./uploads/"+mux.Vars(r)["imgid"]
http.ServeFile(w, r, imgpath)
}
/前端显示图片
func DownloadHandler(w http.ResponseWriter, r *http.Request) {
imgs_dir := "/home/xlxweichat/imgs/"
if "windows" == runtime.GOOS {
imgs_dir = "C:\\Users\\cixu\\Desktop\\1\\"
}
//imgpath := "./uploads/"+mux.Vars(r)["imgid"]
imgpath := imgs_dir+mux.Vars(r)["imgid"]
//imgpath := "C:\\Users\\cixu\\Pictures\\"+mux.Vars(r)["imgid"]
//http.ServeFile(w, r, imgpath)
w.Header().Set("Content-Type", "image/jpg")
w.Header().Set("Content-Disposition",fmt.Sprintf("inline; filename=\"%s\"",mux.Vars(r)["imgid"]))
file, err := ioutil.ReadFile(imgpath)
if err != nil {
fmt.Fprintf(w,"查无此图片")
return
}
w.Write(file)
}
