golang 框架中文件上传的替代方法（golang 框架选择

import ( copyright zvvq

"net/http"

zvvq好，好zvvq

"os"

"path/filepath"

"github.com/gowww/multipart"

内容来自samhan

) 内容来自zvvq

func uploadFile(w http.ResponseWriter, r http.Request) { copyright zvvq

if r.Method != "POST" { 内容来自zvvq

http.Error(w, "Method not allowed", http.StatusMethodNotAllowed) zvvq.cn

return zvvq好，好zvvq

}

err := r.ParseMultipartForm(100 << 20) // 100 MB maximum memory allowed

zvvq.cn

if err != nil {

http.Error(w, err.Error(), http.StatusBadRequest) copyright zvvq

return

} 内容来自zvvq

file, _, err := r.FormFile("file") 本文来自zvvq

if err != nil {

http.Error(w, err.Error(), http.StatusBadRequest) 内容来自zvvq

return zvvq.cn

} zvvq好，好zvvq

defer file.Close() 内容来自zvvq

// 保存文件 内容来自samhan666

dst, err := os.Create(filepath.Join("/path/to/uploads", file.Filename)) zvvq.cn

if err != nil {

内容来自samhan

http.Error(w, err.Error(), http.StatusInternalServerError)

return

}

zvvq.cn

defer dst.Close() 内容来自zvvq

// 写入文件

if _, err := io.Copy(dst, file); err != nil {

http.Error(w, err.Error(), http.StatusInternalServerError)

return

内容来自samhan666

}

本文来自zvvq

w.Write([]byte("File uploaded successfully"))

}

zvvq

import (

zvvq

"net/http" zvvq.cn

"os" copyright zvvq

"path/filepath" 内容来自zvvq

"mime/multipart" zvvq

) 内容来自samhan666

func streamFile(w http.ResponseWriter, r http.Request) {

if r.Method != "POST" {

http.Error(w, "Method not allowed", http.StatusMethodNotAllowed)

内容来自zvvq

return

内容来自zvvq，别采集哟

} zvvq

mr, err := multipart.NewReader(r.Body, r.Header.Get("Content-Type"))

copyright zvvq

if err != nil {

http.Error(w, err.Error(), http.StatusBadRequest) zvvq

return zvvq.cn

} zvvq好，好zvvq

// 获取文件部分

本文来自zvvq

part, err := mr.NextPart()

内容来自zvvq

if err != nil {

http.Error(w, err.Error(), http.StatusBadRequest) zvvq.cn

return 本文来自zvvq

} 内容来自samhan

// 保存文件

dst, err := os.Create(filepath.Join("/path/to/uploads", part.FileName()))

if err != nil { 内容来自zvvq，别采集哟

http.Error(w, err.Error(), http.StatusInternalServerError)

zvvq.cn

return 本文来自zvvq

} 本文来自zvvq

defer dst.Close() copyright zvvq

// 对文件进行分块读取 copyright zvvq

buf := make([]byte, 1024) 内容来自samhan666

for {

n, err := part.Read(buf)

if err == io.EOF {

内容来自samhan

break copyright zvvq

} copyright zvvq

if err != nil { 内容来自zvvq

http.Error(w, err.Error(), http.StatusInternalServerError) zvvq

return zvvq

}

// 写入文件

if _, err := dst.Write(buf[:n]); err != nil {

zvvq好，好zvvq

http.Error(w, err.Error(), http.StatusInternalServerError) copyright zvvq

return

}

} 内容来自zvvq，别采集哟

w.Write([]byte("File uploaded successfully")) zvvq

} 内容来自zvvq