文件打包

archive.js

  	const path = require('path');
	const express = require('express')
	const app = express()
	const archiver = require('archiver')


	app.get('/', function(req, res) {
	    
	  const archive = archiver('zip');


	  archive.on('error', function(err) {
	    res.status(500).send({error: err.message});
	  });


	  //on stream closed we can end the request
	  archive.on('end', function() {
	  console.log('Archive wrote %d bytes', archive.pointer());
	  });


	  //set the archive name
	  res.attachment('archive-name.zip');


	  //this is the streaming magic
	  archive.pipe(res);


	  const files = [__dirname + '/files/上午.png', __dirname + '/files/中午.json'];


	  for(const i in files) {
	    archive.file(files[i], { name: path.basename(files[i]) });
	  }


	  archive.finalize();


	});


	app.listen(3010)