What are the best practices for promise chaining in JavaScript?

What are the best practices for promise chaining in JavaScript?

When chaining promises, it's important to return the promise from each .then() to ensure proper chaining.

Can you give me an example of promise chaining?

Sure! Here's a simple example: fetchData().then(data => processData(data)).then(result => displayResult(result));

What should I avoid when using promise chaining?

Avoid nesting promises, as it can lead to callback hell. Always return promises to keep the chain flat.

How can I handle errors in promise chaining?

You can use .catch() at the end of the chain to handle any errors that occur in any of the promises.