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5 React Tricks to Improve Code Quality and Performance

  • Using ternary operators for conditional rendering results in more predictable and intended behavior, especially when the condition is falsy, which avoids unintended rendering behavior
  • The useState hook can take a function as its initial value in React, allowing lazy initialization. Using this approach avoids unnecessary computations and improves performance
  • Lazy loading components is a great way to improve performance, and it is achieved in React with the use of React.lazy() and Suspense components.
  • By using optional chaining (?.) in JavaScript, you can safely access properties without manually checking for null or undefined
  • When working with forms in React, it is often better to use useRef instead of useState to avoid re-renders on every input change, making it more performant for large forms.
  • Applying these five tricks can improve performance, ease maintainability and code readability, leading to better user experiences in React applications

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