Node | URL.host API

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:

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// 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);
   
// assinging 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);

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Output:

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

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

Example 2:

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// 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);

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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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