HTML5 tel input type examples

First Page

<!DOCTYPE html>
<html>
   <head>
      <title>HTML5 tel input type examples</title>
   </head>
   <body>
      <form>
         <label>
            Telephone Number: <input type="tel" name="mytelephone" required>
         </label>
      </form>
  </body>
</html>

Output

First Page