var formidable = require(‘formidable‘);
var util = require(‘util‘);


exports.upload = function(req,res){
    var form = new formidable.IncomingForm();
    form.encoding = ‘utf-8‘;
    form.uploadDir = "E:/file/upload";//目录需要已存在
    /**
     * fields 表单中的其他属性
     * files  文件集合
     */
    form.parse(req, function(err, fields, files) {
        res.writeHead(200, {‘content-type‘: ‘text/plain‘});
        res.write(‘received upload:\n\n‘);
        res.end(util.inspect({fields: fields, files: files}));
    });
}

received upload:

{ fields: { username: ‘abc‘ },
  files: 
   { myFile: 
      { domain: null,
        _events: {},
        _maxListeners: 10,
        size: 0,
        path: ‘E:\\file\\upload\\25974b4bb16eeaae3381571784283e4f‘,
        name: ‘mongodb.txt‘,
        type: ‘text/plain‘,
        hash: null,
        lastModifiedDate: null,
        _writeStream: [Object] },
     myFile2: 
      { domain: null,
        _events: {},
        _maxListeners: 10,
        size: 2376,
        path: ‘E:\\file\\upload\\8a050aa4e48330d93a4746a5091c8e8a‘,
        name: ‘mongodb.log‘,
        type: ‘application/octet-stream‘,
        hash: null,
        lastModifiedDate: Mon Jul 07 2014 21:46:47 GMT+0800 (ä¸­å›½æ ‡å‡†æ—¶é—´),
        _writeStream: [Object] } } }