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<html>
<head>
<title>An HTML Form that Calls Itself</title>
</head>
<body>
<div>
<?php
if ( ! empty( $_POST['guess'] ) ) {
print "last guess: ".$_POST['guess'];
}
?>
<form method="post" action="<?php print $_SERVER['PHP_SELF']?>">
<p>
Type your guess here: <input type="text" name="guess" />
</p>
</form>
</div>
</body>
</html>
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