React Interview Questions & Answers 💡 What is the difference between PureComponent and component? React.PureComponent is similar to React.Component. The difference between them is that React.Component doesn’t implement, but React.PureComponent implements it with a shallow prop and state comparison. PureComponent will do a shallow comparison on both props and state when they changed while Component […]
Read More →Top React Routing Questions & Answers This Article contains Question of React Router V5 and V6 React Router v6https://reactrouter.com/docs/en/v6/getting-started/overview 💡 What are route matching components? Switch and Route are the two route matching components. When a <Switch> is rendered, it searches through its children <Route> elements to find one whose path matches the current URL. […]
Read More →Higher Order Component with Functional Component 💡 A pattern where a function takes a component as an argument and returns a new component. A higher-order component (HOC) is an advanced technique in React for reusing component logic. HOCs are not part of the React API, per se. They are a pattern that emerges from React’s […]
Read More →Top React JS Interview Questions and Answers 💡 What are DOM or real DOM? DOM stands for “Document Object Model”. It represents the entire UI of the web application as a tree data structure. In simple terms, it is a structural representation of the web application’s HTML parts & elements. 💡 Why Real DOM is […]
Read More →React JS Interview Questions & Answers ✔ What is NPX? The npx stands for Node Package Execute and is included with npm. If you install npm above version 5.2.0, npx will be installed as well. It’s a npm package runner that allows you to run any package from the npm registry without having to install […]
Read More →