CSS Functions Complete Reference

Node.js urlObject.hostname API

Last Updated : 14 Oct, 2021

The url.hostname is an inbuilt application programming interface of class URL within the url module which is used to get and set the hostname portion of the URL. The url.hostname does not include the port number.

Syntax:

url.hostname

It associates by single value url which is an object created by URL constructor.

Example:

// Node program to demonstrate the   
// url.hostname API as both Getter and Setter   
      
// Imports only single export 'URl' 
// from url module using ES6 syntax 
const { URL } = require('url');   
      
// Creating and initializing myURL 
// object using URL constructor 
const myURL = new URL('https://gfg.org:80/foo#ram');  
      
// Display hostname value of myURL before change  
console.log("Before Change");  
console.log(myURL.hostname);  
   
console.log(''); 
   
// Updating hostname portion  
// using hostname method 
myURL.hostname = 'example2.com';  
      
// Display hostname value of myURL after updating  
console.log("After Change");  
console.log(myURL.hostname);  

Output:

Before Change
gfg.org

After Change
geeksforgeeks.org

Reference: https://nodejs.org/dist/latest-v10.x/docs/api/url.html#url_url_hostname

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