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  • express + node.js 简单实现多文件上传功能

    upload.js:

    var express = require('express');
    var router = express.Router();
    var fs = require("fs");
    
    /* 上传*/
    router.post('/file_upload', function (req, res) {
       console.log(req.files);  // 上传的文件信息
       console.log(req.body.test);for(let i=0;i<req.files.length;i++){
          fs.readFile( req.files[i].path, function (err, data) {
                let des_file = "./public"+"/" + req.files[i].originalname;//存放路径
                fs.writeFile(des_file, data, function (err) {
                if( err ){
                      console.log( err );
                }else{
                      response= {
                          message:'File uploaded successfully', 
                          filename:req.files[i].originalname
                      }
                  }
                  console.log( data );
                  console.log(des_file);
                  res.end( JSON.stringify( response ) );
              });
          });
       }
       res.end( JSON.stringify( response ) );
    })
    module.exports = router;

    测试用的前端页面:

    <h3>文件上传:</h3>
    选择一个文件上传: <br />
    <form action="http://127.0.0.1:3000/file_upload" method="post" enctype="multipart/form-data">
    <input name="test" type="text">
    <input type="file" name="image" size="50" multiple="multiple"/>
    <br />
    <input type="submit" value="上传文件" />
    </form>
    
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  • 原文地址:https://www.cnblogs.com/pfr-blog/p/7217892.html
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