Explain the concept of lazy initialization with useState?
Lazy initialization with useState allows you to initialize state lazily based on a function, which is only called on the initial render. The concept of lazy initialization with useState
in React allows you to initialize state lazily, i.e., on-demand when it’s needed, rather than eagerly during component initialization. This means that you can compute the initial state dynamically based on some conditions or heavy computations.
Top React Hooks Interview Questions & Answers
In this article, you will learn React Hooks interview questions and answers that are most frequently asked in interviews. Before proceeding to learn React Hooks interview questions and answers, first learn the complete React Hooks.
React hooks are functions that enable functional components to use state and lifecycle features that were previously only available in class components. Hooks provide functions like useState, useEffect, useContext, etc., that allow you to “hook into” React features from functional components.