高效實現圖片上傳和下載的Go語言技巧

原標題：高效實現圖片上傳和下載的Go語言技巧

```go xinchuang88.com/jjjjj/

package main cqlhpark.com/jjjjj/

import ( 52lapin.net/jjjjj/

"fmt" yuhetoy.com/jjjjj/

"io" ksjht88.com/jjjjj/

"net/http" drawmeadeer.com/jjjjj/

"os" 4fangguan.cn/jjjjj/

) ayhrbg.com/jjjjj/

func uploadHandler(w http.ResponseWriter, r *http.Request) { jzxnb.com/jjjjj/

if r.Method != "POST" { xianglabanjiliao.com/jjjjj/

http.Error(w, "Method not allowed", http.StatusMethodNotAllowed) kytech88.com/jjjjj/

return shilunapp.com/jjjjj/

} fsheyang.com/jjjjj/

file, _, err := r.FormFile("file") zhangshangyuyi.com/jjjjj/

if err != nil { ijiep.com/jjjjj/

http.Error(w, "Failed to retrieve file", http.StatusInternalServerError) pousung.cn/jjjjj/

return qd-fine.com/jjjjj/

} wansuiwang.net/jjjjj/

defer file.Close() jiadeyunshuju.com/jjjjj/

outFile, err := os.Create("uploaded_file.jpg") 1000pd.com/jjjjj/

if err != nil { sydcyx.cn/jjjjj/

http.Error(w, "Failed to create file", http.StatusInternalServerError) sxwmtai.com/jjjjj/

return zs-guke.cn/jjjjj/

} jiningyinuo.com/jjjjj/

defer outFile.Close() heimao88.net/jjjjj/

_, err = io.Copy(outFile, file) sqsubang.com/jjjjj/

if err != nil { baidta.com/jjjjj/

http.Error(w, "Failed to save file", http.StatusInternalServerError) nano86.com/jjjjj/

return shct-lab.com/jjjjj/

} wxdpzc.com/jjjjj/

fmt.Fprintln(w, "File uploaded successfully") uvdoor.com/jjjjj/

} liangda119.com/jjjjj/

func downloadHandler(w http.ResponseWriter, r *http.Request) { sytjbuy.com/jjjjj/

file, err := os.Open("uploaded_file.jpg") sxjinsun.com/jjjjj/

if err != nil { mcqmar.net/jjjjj/

http.Error(w, "File not found", http.StatusNotFound) scxbyy120.com/jjjjj/

return whxnf.cn/jjjjj/

} gd-lingyu.com/jjjjj/

defer file.Close() szx53.cn/jjjjj/

_, err = io.Copy(w, file) ae-israel.com/jjjjj/

if err != nil { jt168.net.cn/jjjjj/

http.Error(w, "Failed to download file", http.StatusInternalServerError) luckybyx.top/jjjjj/

return c2qu.com/jjjjj/

} shdingxiang.cn/jjjjj/

} ldbhct.com.cn/jjjjj/

func main() { zhiheoverseas.com/jjjjj/

http.HandleFunc("/upload", uploadHandler) ehtx.org.cn/jjjjj/

http.HandleFunc("/download", downloadHandler) fszdh.cn/jjjjj/

fmt.Println("Server is running on port 8080") 51bqq.com/jjjjj/

http.ListenAndServe(":8080", nil) bjvdr.com.cn/jjjjj/

} chtcar.cn/jjjjj/

``` byhzmp.com/jjjjj/

標題：高效實現圖片上傳和下載的Go語言技巧

地址：https://www.vogueseek.com/post/61627.html

鄭重聲明：本文版權歸原作者所有，轉載文章僅為傳播信息之目的，不構成任何投資建議，如有侵權行為，請第一時間聯絡我們修改或刪除，多謝。