NodeJS下载文件实例

var http = require('http');
var express = require('express');
var fs=require("fs");
var app = express();
app.get('/download/*', function (req, res, next) {
//第一种方式
  //var f="F:/ftproot/NW.js.docx";
  //var f="f:/ftproot/我是中文的语言.txt"
  ////var f = req.params[0];
  //f = path.resolve(f);
  //console.log('Download file: %s', f);
  //res.download(f);
  //第二种方式
  var path="F:/ftproot/NW.js.docx";
  var f = fs.createReadStream(path);
  res.writeHead(200, {
    'Content-Type': 'application/force-download',
    'Content-Disposition': 'attachment; filename=NW.js.docx'
  });
  f.pipe(res);
});
http.createServer(app).listen(3000);