Open In App

Express.js | app.get() Function

Improve
Improve
Like Article
Like
Save
Share
Report

The app.get() function returns the value name app setting. The app.set() function is used to assign the setting name to value. This function is used to get the values that are assigned. 

Syntax:

app.get(name)

Installation of the express module:

You can visit the link to Install the express module. You can install this package by using this command.

npm install express

After installing the express module, you can check your express version in the command prompt using the command.

npm version express

After that, you can just create a folder and add a file, for example, index.js. To run this file you need to run the following command.

node index.js

Project Structure:

Filename: index.js 

javascript




const express = require('express');
const app = express();
 
console.log(app.get('title')) // undefined
 
app.set('title', 'GeeksforGeeks')
 
console.log(app.get('title')) // GeeksforGeeks


Steps to run the program:

Make sure you have installed the express module using the following command:

npm install express

Run the index.js file using the below command:

node index.js

Output:

undefined
GeeksforGeeks

Last Updated : 20 Mar, 2023
Like Article
Save Article
Previous
Next
Share your thoughts in the comments
Similar Reads