Material-UI Chip Input Field

https://stackoverflow.com/questions/73051820

HTML

<!DOCTYPE html>
<html>

  <head>
    <title>Testdevelopment</title>
    <meta charset="utf-8">
    <meta name="viewport" content="width=device-width, initial-scale=1">
    <!-- custom-insertion-point -->
  </head>

  <body>
    <div id="testContainer" class="testContainer"></div>
    <script src="./index.js"></script>
    <!-- /main/i.test(src) -->
    <noscript> Please enable javascript to view the site </noscript>
  </body>

</html>