TRiBByX
11/4/2016 - 11:49 AM

Basic calculator webpage

Basic calculator webpage

single.php
content_copyfile_download
<?php
if ($_POST){

    $var1 = $_POST["var1"];
    $var2 = $_POST["var2"];
    $result = null;

    switch ($_POST["Calculate"]) {
        case "+":
            $result = $var1 + $var2;
            break;
        case "-":
            $result = $var1 - $var2;
            break;
        case "*":
            $result = $var1 * $var2;
            break;
        case "/":
            $result = $var1 / $var2;
            break;
    }
}

?>

<html>
<head>
    <title>Calculator</title>
    <link rel="stylesheet" href="Style.css">
</head>
<body>
<p>Welcome to my website!</p>
<form method="post">
    <input type="text" name="var1">
    <select name = "Calculate">
        <option value="+">Addition</option>
        <option value="-">Substract</option>
        <option value="*">Multiply</option>
        <option value="/">Division</option>
    </select>
    <input type="text" name="var2">
    <input type="submit">
</form>
<p>Result: <?php echo $result; ?></p>
</body>
</html>