Q1. Explain middleware in Express.
Middleware are functions with the signature (req, res, next) that run in order and can inspect or modify the request/response, end the cycle, or pass control with next()....
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Q2. What is Next.js middleware and when should you use it?
Middleware in middleware.ts at the project root runs before a request is completed, on the Edge runtime, and can rewrite, redirect, set headers or return a response direc...
Q3. What is middleware?
Middleware allows you to run code before a request is completed. Then, based on the incoming request, you can modify the response by rewriting, redirecting, modifying the...
Q4. How do you handle middleware in Next.js with the Pages Router?
By creating a custom server or using API routes to implement middleware logic. ```js // pages/api/middleware.js export default function middleware(req, res, next) { // Cu...
Q5. How do you handle middleware in Next.js?
**Middleware** in Next.js enables you to run code on incoming requests before they are completed, ideal for authentication, bot detection, A/B testing, and URL rewrites: ...
Q6. How do middleware work in Next.js?
Middleware in Next.js allows you to run code before a request is completed. You can use it to modify the request or response, redirect users, or perform authentication ch...
Q7. Explain the concept of authorization in middleware & routes in Next.js.
Authorization in middleware and routes in Next.js involves checking if a user has the necessary permissions to access a specific route or perform an action. This can be d...
Q8. How to use middleware in Next.js API routes?
In Next.js, you can use middleware to run code before your API route handlers. Middleware can be used for tasks like authentication, logging, or modifying requests and re...