Class component import React from "react"; class Counter extends React.Component { constructor(props) { super(props); this.state = { count: 0 }; this.handleIncrement = this.handleIncrement.bind(this); this.handleDecrement = this.handleDecrement.bind(this); } componentDidMount() { this.setState({ count: this.state.count + 1 }); } handleIncrement() { this.setState({ count: this.state.count + 1 }); } handleDecrement() { this.setState({ count: this.state.count - 1 }); } render() … Continue reading React Class vs Functional Components: A Complete Comparison