npm init

package.json

multer

express

morgan

npm install multer express morgan --save

diskStorage()

index.js

const storage = multer.diskStorage({
  destination: function(req, file, callback) {
    callback(null, '/src/my-images');
  },
  filename: function(req, file, callback) {
    callback(null, file.fieldname);
  }
});
``` [1](https://www.digitalocean.com/community/tutorials/nodejs-uploading-files-multer-express).
Kopyala

app

use()

const app = express();
app.use(express.json());
app.use(express.urlencoded({ extended: true }));
app.use(morgan('dev'));
app.use(express.static(__dirname, 'public'));
``` [1](https://www.digitalocean.com/community/tutorials/nodejs-uploading-files-multer-express).
Kopyala

upload.single()

req

res

app.post('/', upload.single('file'), (req, res) => {
  if (!req.file) {
    console.log("No file received");
    return res.send({ success: false });
  } else {
    console.log('file received');
    return res.send({ success: true })
  }
});
``` [1](https://www.digitalocean.com/community/tutorials/nodejs-uploading-files-multer-express).
Kopyala