Node JS URL Module

Let’s start

Today we will learn about Node Js in URL Module

URL module is the built-in node js module, it is used for split URL address and you can read this part

as you can see from the above screen explain about URL module properties

Below code snipped return all URL properties

Index.js

const http = require('http')
const URL = require('url')


http.createServer((req,res)=>{
    let urlString = URL.parse(req.url)
    console.log(urlString);
}).listen(7600)

First, run the index.js file then localhost:7600 this URL run on your browser nd you will get the below output

• href:-  href property return complete URL string along with  query string key value

http.createServer((req,res)=>{
    let urlString = URL.parse(req.url,true)
    console.log(urlString.href);
}).listen(7600)

Run on browser

localhost:7600/abc.html OR localhost:7600/abc.html?search=node

output:

• host and hostname:-There is a major difference between in both host property return hostname with port number and hostname return only hostname

http.createServer((req,res)=>{
    const urlString = new URL('https://www.thecodehub.com:7600/home.html');  
    console.log(urlString.host);
    console.log(urlString.hostname);
}).listen(7600)

output:

• pathname and searchParams:- pathname return path and searchParams return query string

http.createServer((req,res)=>{
    const urlString = new URL('https://www.thecodehub.com:7600/home.html?search=node');  
    console.log(urlString.pathname);
    console.log(urlString.searchParams);
}).listen(7600)

output:

• Search:-Search property same as searchParams but both in a major difference  search return query string along [?],you will see output below

http.createServer((req,res)=>{
    const urlString = new URL('https://www.thecodehub.com:7600/home.html?search=node&page=1');  
    console.log(urlString.search);
}).listen(7600)

output:

• Port: Port property return Port  associated with a URL

http.createServer((req,res)=>{
    const urlString = new URL('https://www.thecodehub.com:7600/home.html?search=node&page=1');  
    console.log(urlString.port);
}).listen(7600)

output:

• Protocol: Protocol property used to get a specific request just like a Http and https

http.createServer((req,res)=>{
    const urlString = new URL('https://www.thecodehub.com:7600/home.html?search=node&page=1');  
    console.log(urlString.protocol);
}).listen(7600)

output:

• auth: its returns only username and password

http.createServer((req,res)=>{
    let url = 'https://username=abc:password=thecodehubs@www.thecodehubs.com/';
    var q = URL.parse(url, true);
    console.log(q.auth);
}).listen(7600)

output:

if you have any queries comment on contact me

To follow my other node.js articles you can go through the following links:

Node js Fs module : https://www.thecodehubs.com/node-js-fs-module

Node js in express validator:- https://www.thecodehubs.com/express-validator-in-node-js