multer cb code example

Example 1: multer()

var multer = require('multer');
var upload = multer({dest:'uploads/'});

Example 2: multer

var express = require('express')var multer  = require('multer')var upload = multer({ dest: 'uploads/' }) var app = express() app.post('/profile', upload.single('avatar'), function (req, res, next) {  // req.file is the `avatar` file  // req.body will hold the text fields, if there were any}) app.post('/photos/upload', upload.array('photos', 12), function (req, res, next) {  // req.files is array of `photos` files  // req.body will contain the text fields, if there were any}) var cpUpload = upload.fields([{ name: 'avatar', maxCount: 1 }, { name: 'gallery', maxCount: 8 }])app.post('/cool-profile', cpUpload, function (req, res, next) {  // req.files is an object (String -> Array) where fieldname is the key, and the value is array of files  //  // e.g.  //  req.files['avatar'][0] -> File  //  req.files['gallery'] -> Array  //  // req.body will contain the text fields, if there were any})

Example 3: multer

var express = require('express')var app = express()var multer  = require('multer')var upload = multer() app.post('/profile', upload.none(), function (req, res, next) {  // req.body contains the text fields})