MERN Full Stack Development
Computer ScienceChapter 5 — Express.js and REST APIs
Lesson 5.3 : Express Middleware
Reading & Interactive Lesson
Express Middleware
Reading Material & Notes
Express Middleware
Middleware functions run during the request-response cycle and can inspect or modify requests and responses.
Common Uses
- Authentication
- Logging
- Validation
- Error handling
- Parsing request bodies
app.use(express.json());Course Curriculum
10 Chapters • 50 Lessons
Chapter 1 — Introduction to MERN Stack
5 Lessons
Chapter 2 — HTML, CSS and JavaScript Fundamentals
5 Lessons
Chapter 3 — React JS for MERN Development
5 Lessons
Chapter 4 — Node.js Fundamentals
5 Lessons
Chapter 5 — Express.js and REST APIs
5 Lessons
Chapter 6 — MongoDB and Mongoose
5 Lessons
Chapter 7 — Authentication and Authorization
5 Lessons
Chapter 8 — Frontend and Backend Integration
5 Lessons
Chapter 9 — Advanced MERN Development
5 Lessons
Chapter 10 — MERN Full Stack Project and Deployment
5 Lessons