CODIGO PHP
---->MENU
<html>
<?php
echo "<FORM ACTION='menuoperaciones.php' method='POST'>";
ECHO "<H1>MENU</H1>";
echo "<H3>1)<input type='submit' value='suma' name='suma'></H3>";
echo "<H3>2)<input type='submit' value='resta' name='resta'></H3>";
echo "<h3>3)<input type='submit' value='multiplicacion' name='multi'></H3>";
echo "<H3>4)<input type='submit' value='divicion' name='divi'></H3>";
echo "</form>";
if( isset($_POST['suma']))
{
echo "<FORM ACTION='RESULTADOclass.php' method='POST'>";
echo "<H3>NUMERO 1<input type='TEXT' name='uno'></H3>";
echo "<H3>NUMERO 2<input type='TEXT' name='dos'></H3>";
echo "<H3><input type='submit' value='sumar' name='sum'></H3>";
echo "</form>";
}
if( isset($_POST['resta']))
{
echo "<FORM ACTION='RESULTADOclass.php' method='POST'>";
echo "<H3>NUMERO 1<input type='TEXT' name='uno'></H3>";
echo "<H3>NUMERO 2<input type='TEXT' name='dos'></H3>";
echo "<H3><input type='submit' value='restar' name='res'></H3>";
}
if( isset($_POST['multi']))
{
echo "<FORM ACTION='RESULTADOclass.php' method='POST'>";
echo "<H3>NUMERO 1<input type='TEXT' name='uno'></H3>";
echo "<H3>NUMERO 2<input type='TEXT' name='dos'></H3>";
echo "<H3><input type='submit' value='multiplicar' name='mul'></H3>";
}
if( isset($_POST['divi']))
{
echo "<FORM ACTION='RESULTADOclass.php' method='POST'>";
echo "<H3>NUMERO 1<input type='TEXT' name='uno'></H3>";
echo "<H3>NUMERO 2<input type='TEXT' name='dos'></H3>";
echo "<H3><input type='submit' value='dividir' name='div'></H3>";
}
?>
</html>
-->RESULTADOS
<?PHP
CLASS OPERACIONES{
function SUMAR($UNO,$DOS){
ECHO "RESULTADO: ".$R=$UNO+$DOS;
}
function RESTA($UNO,$DOS){
ECHO "RESULTADO: ".$R=$UNO-$DOS;
}
function MULTIPLICAR($UNO,$DOS){
ECHO "RESULTADO: ".$R=$UNO*$DOS;
}
function DIVIDIR($UNO,$DOS){
ECHO "RESULTADO: ".$R=$UNO/$DOS;
}
}
if( isset($_POST['sum']))
{
$uno=$_POST['uno'];
$dos=$_POST['dos'];
$sum= new OPERACIONES();
$suma=$sum->SUMAR($uno,$dos);
}
if( isset($_POST['res']))
{
$uno=$_POST['uno'];
$dos=$_POST['dos'];
$res= new OPERACIONES();
$resta=$res->RESTA($uno,$dos);
}
if( isset($_POST['mul']))
{
$uno=$_POST['uno'];
$dos=$_POST['dos'];
$mul= new OPERACIONES();
$mult=$mul->MULTIPLICAR($uno,$dos);
}
if( isset($_POST['div']))
{
$uno=$_POST['uno'];
$dos=$_POST['dos'];
$div= new OPERACIONES();
$divi=$div->DIVIDIR($uno,$dos);
}
?>
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