form.html.php

   <form action="?edit" method="post">
      <div>
        <label for="name">Name: <input type="text" name="name"
            id="name" value="Joan Smith"></label>
      </div>
      <div>
        <label for="email">Email: <input type="text" name="email"
            id="email" value="[email protected]"></label>
      </div>
      <div>
        <input type="hidden" name="id" value="2">
        <input type="submit" value="Update author">
      </div>
    </form>



<h1><a href="http://mysite.local/t"> Index </a> </h1>

index.php

<?php 

echo "<h1>Hi One!</h1>";

include 'form.html.php';                   

if (isset($_GET['edit']))
{
echo "<h1>Hi Second!</h1>";
}

?>