Express.js req.cookies Property

The req.cookies property is used when the user is using cookie-parser middleware. This property is an object that contains cookies sent by the request.

Syntax:

req.cookies

Parameter: No parameters.

Return Value: Object

Installation of express module:



  1. You can visit the link to Install express module. You can install this package by using this command.
    npm install express
  2. After installing the express module, you can check your express version in command prompt using the command.
    npm version express
  3. After that, you can just create a folder and add a file for example, index.js. To run this file you need to run the following command.
    node index.js

Example 1: Filename: index.js

filter_none

edit
close

play_arrow

link
brightness_4
code

var cookieParser = require('cookie-parser');
var express = require('express');
var app = express(); 
var PORT = 3000;
  
app.use(cookieParser());
  
app.get('/', function (req, res) {
  req.cookies.title='GeeksforGeeks';  
  console.log(req.cookies);
  res.send();
});
  
app.listen(PORT, function(err){
    if (err) console.log(err);
    console.log("Server listening on PORT", PORT);
});

chevron_right


Steps to run the program:

  1. The project structure will look like this:
  2. Make sure you have installed express and cookie-parser module using the following command:
    npm install express
    npm install cookie-parser
    
  3. Run index.js file using below command:
    node index.js

    Output:

    Server listening on PORT 3000
    
  4. Now open your browser and go to http://localhost:3000/, now you can see the following output on your console:
    Server listening on PORT 3000
    [Object: null prototype] { title: 'GeeksforGeeks' }
    

Example 2: Filename: index.js

filter_none

edit
close

play_arrow

link
brightness_4
code

var cookieParser = require('cookie-parser');
var express = require('express');
var app = express(); 
var PORT = 3000;
   
app.use(cookieParser());
   
app.get('/user', function (req, res) {
  req.cookies.name='Gourav';
  req.cookies.age=12;  
  
  console.log(req.cookies);
  res.send();
});
   
app.listen(PORT, function(err){
    if (err) console.log(err);
    console.log("Server listening on PORT", PORT);
});

chevron_right


Run index.js file using below command:

node index.js

Output: Now open your browser and make GET request to http://localhost:3000/user, now you can see the following output on your console:

Server listening on PORT 3000
[Object: null prototype] { name: 'Gourav', age: 12 }

Reference: https://expressjs.com/en/4x/api.html#req.cookies




My Personal Notes arrow_drop_up

To obtain a position of responsibility that utilizes my skills and keen to work in an environment where I can enrich my knowledge

If you like GeeksforGeeks and would like to contribute, you can also write an article using contribute.geeksforgeeks.org or mail your article to contribute@geeksforgeeks.org. See your article appearing on the GeeksforGeeks main page and help other Geeks.

Please Improve this article if you find anything incorrect by clicking on the "Improve Article" button below.


Article Tags :

Be the First to upvote.


Please write to us at contribute@geeksforgeeks.org to report any issue with the above content.