Node.js os.hostname() Method

The os.hostname() method is an inbuilt application programming interface of the os module which is used to get host name of the operating system. Syntax:

os.hostname()

Parameters: This method does not accept any parameters. Return Value: This method returns a string value that specifies the host name of the operating system. Below examples illustrate the use of os.hostname() method in Node.js: Example 1: javascript

// Node.js program to demonstrate the    
// os.hostname() method 
   
// Allocating os module
const os = require('os');

// Printing os.hostname() value
console.log(os.hostname());

Output:

gekchos_lappy

Example 2: javascript

// Node.js program to demonstrate the    
// os.hostname() method 
   
// Allocating os module
const os = require('os');

// Printing os.hostname() value
if(os.hostname()) {
    var hostname = os.hostname();
    console.log("Hostname for the operating"
        + " system is " + String(hostname));
}

Output:

Hostname for the operating system is gekchos_lappy

Note: The above program will compile and run by using the node index.js command. Reference: https://nodejs.org/api/os.html#os_os_hostname