<?php
class calculate
{
public function switchCalculate($a, $b)
{
$a = $a + $b;
$b = $a - $b;
$a = $a - $b;
return "<br /> Number 1 is {$a} <br /><br /> Number 2 is {$b}";
}
}
//post from ajax, so
if (isset($_POST["n1"]) && isset($_POST["n2"])) {
$switch = new calculate();
echo $switch->switchCalculate($_POST["n1"], $_POST["n2"]);
}
