<html>
<head>
<title>Esercizio 3.1 PHP </title>
<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1">
</head>


<form name="form1" method="post" action="">
<table width="100%" border="0" cellspacing="3" cellpadding="0">
<tr>
<td width="14%">
<input type="text" name="stringa">

<?php

$stringa = stringa; // imposto la variabile stringa

echo = "strtoupper($stringa)"; // a schermo si dovrebbe visualizzare la variabile STRINGA

?>

</td>
<td width="86%"><font face="Arial, Helvetica, sans-serif" size="2">Inserisci
una stringa</font></td>
</tr>
<tr>
<td width="14%">
<input type="submit" name="Submit" value="maiuscolo">
</td>
<td width="86%"></td>
</tr>
</table>
</form>