reactjs

Why Isn’t My Component Re-rendering After a State Update? When working with React, you might encounter a situation where your component doesn’t re-render even after a state update. This issue can be frustrating, but understanding React’s state management can help. 1. Asynchronous Nature of setState() React’s setState() is asynchronous, meaning that state updates don’t happen…

Unnecessary re-renders in React can degrade performance and result in unexpected behaviors. Here’s why it may be happening and how to fix it: 1. State or Props Change React re-renders a component when its state or props change. Even minor updates trigger a re-render. If you’re updating state unnecessarily, it could cause performance issues. Ensure…