React Js Get id of element onClick

<!DOCTYPE html>
<html>
<head>
  <meta charset="UTF-8" />
  <script src="https://unpkg.com/react@17.0.2/umd/react.development.js"></script>
  <script src="https://unpkg.com/react-dom@17.0.2/umd/react-dom.development.js"></script>
  <script src="https://cdnjs.cloudflare.com/ajax/libs/babel-standalone/6.26.0/babel.min.js"></script>
</head>
<body>
  <div id="app"></div>
  <script type="text/babel">
    const { useRef } = React
    function App() {
      const myElementRef = useRef(null);
      const handleClick = () => {
        if (myElementRef.current) {
          const elementId = myElementRef.current.id;
          alert(`Element ID is : ${elementId}`);
        }
      };

return (
        <div className='container'>
          <h3>React Js Get id element onClick using ref</h3>
          <div id="my-element" ref={myElementRef}>
            This is my element
          </div>
          <button onClick={handleClick}>Get Element ID</button>
        </div>
      );
    }

ReactDOM.render(<App />, document.getElementById("app"));
  </script>
  <style>
    .container {
      text-align: center;
      padding: 20px;
      box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.12), 0 2px 4px 0 rgba(0, 0, 0, 0.24);
      margin: 0 auto;
      max-width: 600px;
    }

#my-element {
      padding: 15px;
      background-color: #3498db;
      color: #fff;
      border-radius: 5px;
      margin-bottom: 20px;
      cursor: pointer;
      transition: background-color 0.3s ease;
    }

#my-element:hover {
      background-color: #2980b9;
    }

button {
      padding: 10px 20px;
      font-size: 16px;
      background-color: #27ae60;
      color: #fff;
      border: none;
      border-radius: 5px;
      cursor: pointer;
      transition: background-color 0.3s ease;
    }

button:hover {
      background-color: #219651;
    }
  </style>
</body>

</html>

 
<!DOCTYPE html>
<html>
<head>
  <meta charset="UTF-8" />
  <script src="https://unpkg.com/react@17.0.2/umd/react.development.js"></script>
  <script src="https://unpkg.com/react-dom@17.0.2/umd/react-dom.development.js"></script>
  <script src="https://cdnjs.cloudflare.com/ajax/libs/babel-standalone/6.26.0/babel.min.js"></script>
</head>
<body>
  <div id="app"></div>
  <script type="text/babel">
    const { useRef } = React
    function App() {
      const myElementRef = useRef(null);
      const handleClick = () => {
        if (myElementRef.current) {
          const elementId = myElementRef.current.id;
          alert(`Element ID is : ${elementId}`);
        }
      };
​
      return (
        <div className='container'>
          <h3>React Js Get id element onClick using ref</h3>
          <div id="my-element" ref={myElementRef}>
            This is my element
          </div>
          <button onClick={handleClick}>Get Element ID</button>
        </div>
      );
    }
​
    ReactDOM.render(<App />, document.getElementById("app"));
  </script>
  <style>
    .container {
      text-align: center;
      padding: 20px;
      box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.12), 0 2px 4px 0 rgba(0, 0, 0, 0.24);
      margin: 0 auto;
      max-width: 600px;
    }
​
    #my-element {
      padding: 15px;
      background-color: #3498db;
      color: #fff;
      border-radius: 5px;
      margin-bottom: 20px;
      cursor: pointer;
      transition: background-color 0.3s ease;
    }
​
    #my-element:hover {
      background-color: #2980b9;
    }
​
    button {
      padding: 10px 20px;
      font-size: 16px;
      background-color: #27ae60;
      color: #fff;
      border: none;
      border-radius: 5px;
      cursor: pointer;
      transition: background-color 0.3s ease;
    }
​
    button:hover {
      background-color: #219651;
    }
  </style>
</body>
​
</html>