Node.js Fundamentals · Final Project · Lesson 12 of 13
Planning a Small API
Concept
Planning a Small API
Decide which routes your API needs and what data each one returns before writing the server code.
By the end of this lesson
- Explain the core idea behind Planning a Small API.
- Predict output before running a change.
- Test one realistic and one unusual input.
- Use the result to make the next decision.
How to study this page
- 1. Read one concept.
- 2. Change the example.
- 3. Run, compare, and explain.
- 4. Complete the challenge below.
ExampleRunnable
// GET /api/courses -> list of courses
// GET /api/courses/:id -> one courseSelf-check before continuing
Without looking at the example, describe what changes when you modify one input in Planning a Small API. Then reopen the editor and prove your explanation with a small test.
You are ready to continue when you can predict, test, and explain the result.
Your turn
List the routes your own small API project would need.
Loading editor…
Console