BEGINNER • HTML and CSS Basics
UI Lab for e-commerce product page #9
This lesson focuses on improve component reusability for a e-commerce product page interface. You will use: npm run build | element.addEventListener('click', handler) | npm create vite@latest my-app. The content is designed for practical frontend development.
Code Example
// Test with React Testing Library
render(<ProductCard title="Test" price={99} />);
expect(screen.getByText('Test')).toBeInTheDocument();
// Objective: improve component reusabilityCommands & References
- npm run build
- element.addEventListener('click', handler)
- npm create vite@latest my-app
Lab Steps
- Set up with: npm run build
- Build or refactor the component for the scenario.
- Validate accessibility and performance.
- Propose one improvement for production.
Exercises
- Add one accessibility enhancement.
- Implement one performance optimization.
- Write one unit test for this component.