When you first start with React Hooks, you'll likely encounter some head-scratching bugs because function components capture the values they're rendered with.
In this lesson, we see an example of such a bug by creating custom hook that wraps a WebSocket and exposes its messages array. We expect the array to contain all the messages, but it just contains the latest one.
The lesson will teach you:
Member comments are a way for members to communicate, interact, and ask questions about a lesson.
The instructor or someone from the community might respond to your question Here are a few basic guidelines to commenting on egghead.io
Be on-Topic
Comments are for discussing a lesson. If you're having a general issue with the website functionality, please contact us at support@egghead.io.
Avoid meta-discussion
Code Problems?
Should be accompanied by code! Codesandbox or Stackblitz provide a way to share code and discuss it in context
Details and Context
Vague question? Vague answer. Any details and context you can provide will lure more interesting answers!