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Node.js URL.host API

  • Last Updated : 14 Oct, 2021

The url.host is an inbuilt application programming interface of class URL with in url module which is used to get and set the host portion of the URL.
 

Syntax:  

const url.host

Return value: It gets and sets the host portion of the URL.
Below programs illustrates the use of url.host Method:
Example 1:  

javascript




// node program to demonstrate the 
// url.host API as Setter 
   
//importing the module 'url'
const http = require('url');
   
// creating and initializing myURL
const myURL = new URL('https://example.com:80/foo#ram');
   
// Display href value of myURL before change
console.log("Before Change");
console.log(myURL.href);
   
// assigning host portion
// using host
console.log();
myURL.host = 'example.com:82';
   
// Display href value of myURL after change
console.log("After Change");
console.log(myURL.href);

Output



Before Change
https://example.com:80/foo#ram

After Change
https://example.com:82/foo#ram

Example 2: 

javascript




// node program to demonstrate the 
// url.host API as Getter 
  
//importing the module 'url'
const http = require('url');
  
// creating and initializing myURL
const myURL = new URL('https://example.org:82/foo#ram');
  
// getting the host portion
// using host
const host = myURL.host;
  
// Display hash value 
console.log(host);

Output: 

example.org:82

NOTE: The above program will compile and run by using the node myapp.js command . 
Reference: 
https://nodejs.org/dist/latest-v10.x/docs/api/url.html#url_url_host




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