What are some common misconceptions about error boundaries in React?

What are some common misconceptions about error boundaries in React?

One common misconception is that error boundaries can catch errors in asynchronous code, but they only catch errors in the rendering phase.

Can error boundaries catch errors in event handlers?

No, error boundaries do not catch errors in event handlers. You need to handle those errors using try-catch blocks.

Do error boundaries prevent the entire app from crashing?

Yes, error boundaries can prevent the entire app from crashing by catching errors in their child components and displaying a fallback UI.

Are error boundaries the same as try-catch?

No, error boundaries are a React feature for handling rendering errors, while try-catch is a JavaScript construct for handling any type of error.

How do I implement an error boundary in my React app?

To implement an error boundary, create a class component that defines the static method getDerivedStateFromError and the componentDidCatch lifecycle method.