Parte html
<html>
<head>
<title>ordinamento di 3 numeri</title>
</head>
<body bgcolor=#ffa500>
<h1><center>Ordinamento di 3 numeri</center></h1>
<p>
<form action="ordine_3.php" method="post">
1<sup>o</sup> numero: <input type="text" name="prinum"><br>
2<sup>o</sup> numero: <input type="text" name="secnum"><br>
3<sup>o</sup> numero: <input type="text" name="ternum"><p>
<input type="submit" value="invia">
<input type="reset" value="cancella">
</form>
</body>
</html>
<head>
<title>ordinamento di 3 numeri</title>
</head>
<body bgcolor=#ffa500>
<h1><center>Ordinamento di 3 numeri</center></h1>
<p>
<form action="ordine_3.php" method="post">
1<sup>o</sup> numero: <input type="text" name="prinum"><br>
2<sup>o</sup> numero: <input type="text" name="secnum"><br>
3<sup>o</sup> numero: <input type="text" name="ternum"><p>
<input type="submit" value="invia">
<input type="reset" value="cancella">
</form>
</body>
</html>
Parte php
<html>
<head>
<title>ordinamento di 3 numeri</title>
</head>
<body bgcolor=#ffa500>
<?php
//innializzazione delle variabili
$prinum=$_POST['prinum'];
$secnum=$_POST['secnum'];
$ternum=$_POST['ternum'];
//titolo
echo"<h1><center>ordinamento di 3 numeri</center></h1>";
echo"<p>";
//selezioni per l'ordinamento crescente
echo"<h3>ordinamento crescente dei 3 numeri</h3>";
if ($prinum<$secnum and $secnum<$ternum){
echo "$prinum # $secnum # $ternum";
}
if($prinum<$ternum and $ternum<$secnum){
echo"$prinum # $ternum # $secnum";
}
if($secnum<$prinum and $prinum<$ternum){
echo"$secnum # $prinum # $ternum";
}
if($secnum<$ternum and $ternum<$prinum){
echo"$secnum # $ternum # $prinum";
}
if($ternum<$prinum and $prinum<$secnum){
echo"$ternum # $prinum # $secnum";
}
if($ternum<$secnum and $secnum<$prinum){
echo"$ternum # $secnum # $prinum";
}
//selezioni per l'ordinamento decrescente
echo"<h3>ordinamento decrescente dei 3 numeri</h3>";
if($prinum>$secnum and $secnum>$ternum){
echo"$prinum # $secnum # $ternum";
}
if($prinum>$ternum and $ternum>$secnum){
echo"$prinum # $ternum # $secnum";
}
if($secnum>$prinum and $prinum>$ternum){
echo"$secnum # $prinum # $ternum";
}
if($secnum>$ternum and $ternum>$prinum){
echo"$secnum # $ternum # $prinum";
}
if($ternum>$prinum and $prinum>$secnum){
echo"$ternum # $prinum # $secnum";
}
if($ternum>$secnum and $secnum>$prinum){
echo"$ternum # $secnum # $prinum";
}
?>
<head>
<title>ordinamento di 3 numeri</title>
</head>
<body bgcolor=#ffa500>
<?php
//innializzazione delle variabili
$prinum=$_POST['prinum'];
$secnum=$_POST['secnum'];
$ternum=$_POST['ternum'];
//titolo
echo"<h1><center>ordinamento di 3 numeri</center></h1>";
echo"<p>";
//selezioni per l'ordinamento crescente
echo"<h3>ordinamento crescente dei 3 numeri</h3>";
if ($prinum<$secnum and $secnum<$ternum){
echo "$prinum # $secnum # $ternum";
}
if($prinum<$ternum and $ternum<$secnum){
echo"$prinum # $ternum # $secnum";
}
if($secnum<$prinum and $prinum<$ternum){
echo"$secnum # $prinum # $ternum";
}
if($secnum<$ternum and $ternum<$prinum){
echo"$secnum # $ternum # $prinum";
}
if($ternum<$prinum and $prinum<$secnum){
echo"$ternum # $prinum # $secnum";
}
if($ternum<$secnum and $secnum<$prinum){
echo"$ternum # $secnum # $prinum";
}
//selezioni per l'ordinamento decrescente
echo"<h3>ordinamento decrescente dei 3 numeri</h3>";
if($prinum>$secnum and $secnum>$ternum){
echo"$prinum # $secnum # $ternum";
}
if($prinum>$ternum and $ternum>$secnum){
echo"$prinum # $ternum # $secnum";
}
if($secnum>$prinum and $prinum>$ternum){
echo"$secnum # $prinum # $ternum";
}
if($secnum>$ternum and $ternum>$prinum){
echo"$secnum # $ternum # $prinum";
}
if($ternum>$prinum and $prinum>$secnum){
echo"$ternum # $prinum # $secnum";
}
if($ternum>$secnum and $secnum>$prinum){
echo"$ternum # $secnum # $prinum";
}
?>
</body>
</html>
</html>
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