what is ES6 feature small coding on how let,var,const works javascript set , closure (closure with different let scenarios) difference between function and class component use of sort destructure to insert element in array how to remove duplicate in array how browser router is used path with exact and how it works custom hooks webpack how to deploy react how useEffect works during that lifecycle lifecycle arrow function knowledge on latest react version

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Questions related to ReactJS development including ES6 features, lifecycle, custom hooks, and deployment.

ES6 features include let, const, arrow functions, and destructuring
Function components are simpler and class components have state and lifecycle methods
Sort method is used to sort arrays based on a given criteria
Browser router is used for client-side routing in React applications
Custom hooks are reusable functions that can be used across multiple components
Webpack is a module bundler used to bundle JavaScript files for usage in a browser
Deployment can be done using services like Netlify, Heroku, or AWS
useEffect is a hook used to perform side effects in functional components
Lifecycle methods include componentDidMount, componentDidUpdate, and componentWillUnmount
Exact path in React Router matches the path exactly and does not allow for partial matches
Closures are functions that have access to variables in their outer scope

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