JSFiddle - React, Tailwind, and code Playground

by Sebastian Brosch

HTML

<form action="https://posttestserver.com/post.php" method="post">
  <input type="text" pattern="(0|([7-8]{1}[0-9]{1})|9[0-4]{1})" value="0" required>
  <input type="submit"/>
</form>