multer file object code example

Example 1: how to set file type and size in multer

var multer = require('multer')
var upload = multer().single('avatar')

app.post('/profile', function (req, res) {
  upload(req, res, function (err) {
    if (err instanceof multer.MulterError) {
      // A Multer error occurred when uploading.
    } else if (err) {
      // An unknown error occurred when uploading.
    }

    // Everything went fine.
  })
})

Example 2: express multer

$ npm install --save multer

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

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Misc Example