<?PHP $md5 = strip_tags(md5($_POST['md5hash'])); If($_POST['md5hash'] != ''){ echo 'Text: '.$_POST["md5hash"].'<br>MD5: '.$md5; } ?>
<form action="md5.php" method="post">
  <table border="0">
	<tr>
	  <td>Text:</td>
	  <td><input type="text" name="md5hash" /></td>
	</tr>
	<tr>
	  <td> </td>
	  <td><input type="submit" value="Verschluesseln" /></td>
	</tr>
  </table>
</form>