React Get Current DateTime | Reactjs DateTime Now

<!DOCTYPE html>
<html>
  <head>
    <script src="https://cdnjs.cloudflare.com/ajax/libs/react/16.14.0/umd/react.development.js"></script>
    <script src="https://cdnjs.cloudflare.com/ajax/libs/react-dom/16.14.0/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 { useState } = React;

function App() {
        const currentDateTime = new Date().toISOString();
        const formattedDateTime = new Date(currentDateTime).toISOString().replace(/\.\d{3}/, 'Z');

return (
          <div className="container">
            <p className="title">React Js Current Date Time (UTC):</p>
            <p className="time">{formattedDateTime}</p>
          </div>
        );
      }

ReactDOM.render(<App />, document.getElementById("app"));
    </script>
    <style>
      .container {
        margin: 0 auto;
        width: 500px;
        text-align: center;
        box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.12),
          0 2px 4px 0 rgba(0, 0, 0, 0.24);
        padding: 20px;
        display: flex;
        flex-direction: column;
        align-items: center;
      }

.title {
        font-size: 24px;
        color: #333;
        margin-bottom: 10px;
      }

.time {
        font-size: 18px;
        color: #333;
        margin-top: 10px;
      }
    </style>
  </body>
</html>

 
<!DOCTYPE html>
<html>
  <head>
    <script src="https://cdnjs.cloudflare.com/ajax/libs/react/16.14.0/umd/react.development.js"></script>
    <script src="https://cdnjs.cloudflare.com/ajax/libs/react-dom/16.14.0/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 { useState } = React;
​
      function App() {
        const currentDateTime = new Date().toISOString();
        const formattedDateTime = new Date(currentDateTime).toISOString().replace(/\.\d{3}/, 'Z');
​
        return (
          <div className="container">
            <p className="title">React Js Current Date Time (UTC):</p>
            <p className="time">{formattedDateTime}</p>
          </div>
        );
      }
​
      ReactDOM.render(<App />, document.getElementById("app"));
    </script>
    <style>
      .container {
        margin: 0 auto;
        width: 500px;
        text-align: center;
        box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.12),
          0 2px 4px 0 rgba(0, 0, 0, 0.24);
        padding: 20px;
        display: flex;
        flex-direction: column;
        align-items: center;
      }
​
      .title {
        font-size: 24px;
        color: #333;
        margin-bottom: 10px;
      }
​
      .time {
        font-size: 18px;
        color: #333;
        margin-top: 10px;
      }
    </style>
  </body>
</html>
​