Oumar's $_GET form

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CODE FOLLOWS

<?php

include('includes/header.php');

// code
error_reporting(E_ALL);    // set error reporting to all

echo('<h1>Oumar\'s $_GET form</h1>');

// Note the variables being passed via the GET ternary operators.

$step = isset($_GET['step']) ? $_GET['step'] : 0;
$name = isset($_GET['name']) ? $_GET['name'] : '';
$phone = isset($_GET['phone']) ? $_GET['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="get.php" method="GET" 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($_GET);    // note this dumps the entire contents of the $_GET array
    echo('</pre>');

    // provide a form to try again
    ?>

    <form action="get.php" method="GET">
        <input type="hidden" name="step" value="0">
        <input type="submit" name="submit" value="Try Again">
    </form>

    <?php
}

include('includes/footer.php');
?>

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