reading state react

                                      <button onClick={() => this.setState({ count: this.state.count + 1 })}>
    Click me
  </button>

                                      <p>You clicked {count} times</p>

                                    import React, { useState } from 'react';

function Example() {
  // Declare a new state variable, which we'll call "count"
  const [count, setCount] = useState(0);

  return (
    <div>
      <p>You clicked {count} times</p>
      <button onClick={() => setCount(count + 1)}>
        Click me
      </button>
    </div>
  );
}

                                    function Example(props) {
  // You can use Hooks here!
  return <div />;
}

                                    class Example extends React.Component {
  constructor(props) {
    super(props);
    this.state = {
      count: 0
    };
  }

                                    const Example = (props) => {
  // You can use Hooks here!
  return <div />;
}