Build a simple Counter App using React Hooks in ReactJS in Hindi
Channel: Thapa Technical
Date: 17/04/2020

Welcome, How to create a counter using react hook in Reactjs in Hindi. In simple terms create a button that will increment the state of a variable count by 1. 
First, we will make a react component stateful using React Hooks. 
What is Hook? 
A Hook is a special function that lets you “hook into” React features. 
For example, useState is a Hook that lets you add React state to function components. 

The syntax of useState hook
const [counter(currentvalue), setCounter(updatedvalue)] = useState(initialValue)

What does useState return? 
It returns a pair of values: the current state and a function that updates it. 
This is why we write const [count, setCount] = useState(). 

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