How do you handle errors in asynchronous JavaScript with fetch API?

Question

Discuss common strategies for error handling when using the fetch API in asynchronous JavaScript. Include both network errors and response errors.

Accepted Answer

1. Use try-catch blocks for synchronous error handling, within async functions.
2. Check response status using response.ok to determine if the request was successful.
3. Implement .catch() on the promise returned by fetch for network errors.
4. Consider using custom error classes for more detailed error reporting.

How do you handle errors in asynchronous JavaScript with fetch API?

Answer