Quantity Select and Add to Cart Button

The video tutorial guides viewers through implementing a quantity selector for products in a React application. It covers setting up component state using useState, conditionally rendering elements based on stock availability, dynamically generating quantity options, and handling add-to-cart functionality with query strings. The tutorial concludes with setting up a cart screen and routing it within the application.

What is the significance of using the spread operator in generating quantity options?

How does the application handle cases when a product is out of stock?

What role does the 'add to cart' handler play in the application?

How is the product ID and quantity passed to the cart page?