OS: Windows 7 home premium
PHP version: 5.3.8
Web server: IIS on windows 7
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HTML file (calculate_form.html):
Code: Select all
<html>
<head>
<title>Calculation Form</title>
</head>
<body>
<form method="post" action="calculate.php">
<p>Value 1: <input type="text" name="val1" size="10"></p>
<p>Value 2: <input type="text" name="val2" size="10"></p>
<p>Calculation:<br>
<input type="radio" name="calc" value="add"> add<br>
<input type="radio" name="calc" value="subtract"> subtract<br>
<input type="radio" name="calc" value="multiply"> multiply<br>
<input type="radio" name="calc" value="divide"> divide</p>
<p><input type="submit" name="submit" value="Calculate"></p>
</body>
</html>PHP file (calculate.php):
Code: Select all
<?php
if (($_POST[val1] == "") || ($_POST[val2] == "") || ($_POST[calc] =="")) {
header("Location: calculate_form.html");
exit;
}
if ($_POST[calc] == "add") {
$result = $_POST[val1] + $_POST[val2];
} else if ($_POST[calc] == "subtract") {
$result = $_POST[val1] - $_POST[val2];
} else if ($_POST[calc] == "multiply") {
$result = $_POST[val1] * $_POST[val2];
} else if ($_POST[calc] == "divide") {
$result = $_POST[val1] / $_POST[val2];
}
echo <title>Calculation Result</title>;
echo <br>The result of the calculation is: $result;
echo <p><a href=\calculate_forum.html\ target=\_self\> Another</a>;
?>The output i am getting on the browser is:
Calculation Result; echo
The result of the calculation is: $result; echo
Another; ?>