Hooks are newly added in React. It helps to declare state and other features in functional components without writing class. Hooks makes complex calculation, Rendering, lifecycle easily.

Structure: const[value, setValue] = useState(initialValue)
Structure: useEffect(callback,[ dependencies])

//React Structure Example:const Book = () => {
return (
<h1>Hello World!</h1> …


function functionName() {
// Code to be executed
}
// Defining function
function sayHello() {
alert("Hello, Programmer You are welcome to this website!"); …


Programmer Nazmul

Hi, I'm Nazmul Huda. A full stack Web Application Developer. I love new challenges and working with new technologies.

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