Veronica's $_POST form
 
<?php
include('includes/header.php');
// set error reporting to all
error_reporting(E_ALL);
echo('<h1>Veronica\'s $_POST form</h1>');
// Note the variables being passed via the POST ternary operators.
$step = isset($_POST['step']) ? $_POST['step'] : 0;
$name = isset($_POST['name']) ? $_POST['name'] : '';
$phone = isset($_POST['phone']) ? $_POST['phone'] : '';
// filter all input taken from the Browser
$step = htmlentities($step);
$name = htmlentities($name);
$phone = htmlentities($phone);
if ($step == 0) // first time into this form
{
?>
<form action="postform.php" method="POST" class = "pad">
<label for="name">Name</label>
<input type="text" size="36" id="name" name="name" value="">
<br><br>
<label for="phone">Phone</label>
<input type="text" size="36" id="phone" name="phone" value="">
<br><br>
<input type="hidden" name="step" value="1">
<input type="submit" name="submit" value="Submit">
</form>
<?php
}
else // else show what the form gathered
{
echo('<p>The following is what the form gathered</p>');
echo('<pre>');
print_r($_POST); // note this dumps the entire contents of the $_POST array
echo('</pre>');
// provide a form to try again
?>
<form action="post_form.php" method="POST">
<input type="hidden" name="step" value="0">
<input type="submit" name="submit" value="Try Again">
</form>
<?php
}
include('includes/footer.php');
?>