Conditional Rendering example 68

What this example teaches

Conditional Rendering

Output

The component renders tasks, filters and loading state and updates when state or props change.

Line-by-line explanation

• Line 1 sets up the Conditional Rendering example: function LessonList() {.
• Line 2 adds one required part of the working pattern: const topics = ["Conditional Rendering", "practice", "quiz"];.
• Line 3 exposes the output so you can verify the behavior: return <ul>{topics.map((item) => <li key={item}>{item}</li>)}</ul>;.
• Line 4 adds one required part of the working pattern: }.

Why this example is useful

This example is useful because it isolates conditional rendering without surrounding noise, so you can see the idea clearly.

Where it is used in real projects

Conditional Rendering appears in real React work when a feature needs a clear pattern that can be reviewed and changed safely.

Beginner variation

Change one label, value or condition in the Conditional Rendering example and run it again.

Advanced variation

Combine Conditional Rendering with validation, error handling or reusable structure.