express get url path code example

Example 1: express get full url

var fullUrl = req.protocol + '://' + req.get('host') + req.originalUrl;

Example 2: express get raw path

const url = require('url');
const express = require('express');

const app = express();
app.use((req, res, next) => {
  const path = url.parse(req.url).path;
  // Do something...
});

const port = 3000;
app.listen(port, console.log(`Listening on port ${port}.`));

Example 3: get full url nodejs

var fullUrl = req.protocol + '://' + req.get('host') + req.originalUrl;

Example 4: express request path

// GET 'http://www.example.com/admin/new?a=b'
app.get('/admin', (req, res, next) => {
  req.originalUrl; // '/admin/new?a=b' (full path with query string)
  req.baseUrl; // '/admin'
  req.path; // '/new'
  req.baseUrl + req.path; // '/admin/new' (full path without query string)
});

Example 5: express route parameters

Route path: /users/:userId/books/:bookId
Request URL: http://localhost:3000/users/34/books/8989
req.params: { "userId": "34", "bookId": "8989" }

Example 6: express route parameters

Route path: /flights/:from-:to
Request URL: http://localhost:3000/flights/LAX-SFO
req.params: { "from": "LAX", "to": "SFO" }