File Upload in Node JS using Multer Example
Hello,
In this example, you will learn node js express file upload example multer. i explained simply about node.js express upload file example. This tutorial will give you simple example of node js file upload using multer. i would like to share with you node.js file uploading with multer.
I will give you step by step simple example of file upload using multer with node js and express js. let's follow bellow steps:
Preview:
Step 1: Create Node App
run bellow command and create node app.
mkdir my-app
cd my-app
npm init
Step 2: Install express and multer
run bellow command and create node app.
npm install express multer --save
Step 3: Create app.js file
app.js
const express = require('express');
const multer = require('multer');
const path = require('path');
const app = express();
const storage = multer.diskStorage({
destination: function(req, file, cb) {
cb(null, 'uploads/');
},
filename: function(req, file, cb) {
cb(null, file.fieldname + '-' + Date.now() + path.extname(file.originalname));
}
});
var upload = multer({ storage: storage })
app.get('/', (req, res) => {
res.sendFile(__dirname + '/index.html');
});
app.post('/', upload.single('file-to-upload'), (req, res) => {
res.redirect('/');
});
app.listen(3000);
Step 4: Create index.html file
index.html
<!DOCTYPE html>
<html lang="en">
<head>
<title>Node js Express File Upload using Multer Example - ItSolutionStuff.com</title>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
</head>
<body>
<h1>Node js Express File Upload using Multer Example - ItSolutionStuff.com</h1>
<form action="/" enctype="multipart/form-data" method="post">
<input type="file" name="file-to-upload">
<input type="submit" value="Upload">
</form>
</body>
</html>
now you can simply run by following command:
npm start
open following url:
localhost:3000
i hope it can help you...
