The involves creating the main application file setting up middleware and defining routes. Creating the Main Application File The main application file app.js is the entry point for your Express application. Open app.js in your code editor and add the following code javascript Copy code const express app express Set up view engine views app.setview engine ejs Set up middleware extended false dirname public Set up routes.
Error hand lingres next const err new
Error Not Found development err module.exports app Setting Up Middleware Middleware functions are functions that have access to the request object req the response object res and the next middleware function in the applications request response qatar phone number cycle. Middleware can perform various tasks such as logging authentication and error handling. In app.js we set up some commonly used middleware loggerdev Logs request details to the console. express.json Parses incoming JSON requests. express.urlencoded extended false Parses URLencoded requests. express.static Serves static files from the public directory.
Defining Routes Routes define how the application
Responds to client requests for specific endpoints. In Express routes are typically organized into separate files under the routes directory. Create a new file routesindex.js and add the following code javascript const router express. Router Define a route for the home page router.get req res res.renderindex title Express module.exports router.
In this example we define a route for the Afghanistan Phone Number home page that renders the index.ejs view with a title of Express. Creating Views and Templates Express can render dynamic content using template engines. In this section we will use EJS Embedded. Java Script to create views and templates for our application. Setting Up the View Engine In app.js we already. Configured the view engine to use EJS javascript Copy code app.setviews path.joindirname views setview.
