documentation for script test.php

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html>
<head>
<title>test</title>
<meta http-equiv="content-type" content="text/html; charset=UTF-8"/>
</head>
<body>
<div>
<?php
$blahblah="To keep a long story short, I have a hangover.";
$blah=substr($blahblah,0,28);
print "$blah<br>"; 
$truth=substr($blahblah,-18,18);
print $truth;

$third=1/3;
print $third;
print "<br/>";
$short_third=sprintf("%.2f",$third);
print $short_third;

$tt=1/3*100;



?>

</div>


<p id="validator">
<a href="http://validator.w3.org/check?uri=referer"><img
    style="border: 0pt"
    src="http://dlib.info/valid-xhtml10.png"
    alt="Valid XHTML 1.0!" height="31" width="88" /></a>
</p>
</body>
</html>