Captcha met vraag

PHP versie: >= 4.1.0

Broncode

Deprecated: preg_replace(): The /e modifier is deprecated, use preg_replace_callback instead in /home/jorendew/phphulp/inc/class.ubb.php on line 100

Deprecated: preg_replace(): The /e modifier is deprecated, use preg_replace_callback instead in /home/jorendew/phphulp/inc/class.ubb.php on line 106

Deprecated: preg_replace(): The /e modifier is deprecated, use preg_replace_callback instead in /home/jorendew/phphulp/inc/class.ubb.php on line 112

Deprecated: preg_replace(): The /e modifier is deprecated, use preg_replace_callback instead in /home/jorendew/phphulp/inc/class.ubb.php on line 119

Deprecated: preg_replace(): The /e modifier is deprecated, use preg_replace_callback instead in /home/jorendew/phphulp/inc/class.ubb.php on line 120

Deprecated: preg_replace(): The /e modifier is deprecated, use preg_replace_callback instead in /home/jorendew/phphulp/inc/class.ubb.php on line 121

Deprecated: preg_replace(): The /e modifier is deprecated, use preg_replace_callback instead in /home/jorendew/phphulp/inc/class.ubb.php on line 199

Deprecated: preg_replace(): The /e modifier is deprecated, use preg_replace_callback instead in /home/jorendew/phphulp/inc/class.ubb.php on line 287

Deprecated: preg_replace(): The /e modifier is deprecated, use preg_replace_callback instead in /home/jorendew/phphulp/inc/class.ubb.php on line 288

Deprecated: preg_replace(): The /e modifier is deprecated, use preg_replace_callback instead in /home/jorendew/phphulp/inc/class.ubb.php on line 289

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Deprecated: preg_replace(): The /e modifier is deprecated, use preg_replace_callback instead in /home/jorendew/phphulp/inc/class.ubb.php on line 291

Code

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<?php
ini_set('display_errors', 'On');
error_reporting(E_ALL);

session_start();

$aQuestions = array(
        'Wat is de achternaam van Jan Janssen?',
        'Welke kleur heeft iets dat blauw is?',
        'Hoe laat is het als een klok tien uur aangeeft?'
);
$aAnswers = array(
        'janssen',
        'blauw',
        'tien uur'
);

if($_SERVER['REQUEST_METHOD'] == 'POST')
{
    if(strtolower($_POST['answer']) == $aAnswers[$_SESSION['key']])
    {
        $content[] = '<p>Je hebt het juiste antwoord ingevuld.<p>';
    }
    else
    {
        $content[] = '<p>Captcha niet juist ingevuld!</p>';
    }
}

$_SESSION['key'] = array_rand($aQuestions);
?>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
    <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
    <title>PHPtuts.nl - PHP Snippets - Captcha</title>

    <link rel="stylesheet" href="../../styles/default.css" type="text/css" media="screen" />
    <link rel="stylesheet" href="../../styles/ubb.css" type="text/css" media="screen" />
</head>
<body>
    <div id="wrap">
        <p class="none small align-right"><a href="/codeSnippets/"><-- Terug naar Snippets</a></p>
        <h1>Captcha met vraag</h1>
        <div id="info">
            <p>PHP versie: >= 4.1.0</p>
        </div>

        <form method="post" action="<?php echo $_SERVER['PHP_SELF']; ?>">
        <label class="field"><?php echo $aQuestions[$_SESSION['key']]; ?></label>
        <input type="text" name="answer" />
        <input type="submit" value="Controleren" />
        </form>

        <?php
        // Weergeven van meldingen uit het phpscript.
        if(isset($errors))
        {
            echo '<ul>';
            foreach($errors as $error);
            {
                echo '<li>'.$error.'</li>';
            }
            echo '</ul>';
        }
        elseif(isset($content))
        {
            foreach($content as $line)
            {
                echo $line;
            }
        }

        // Weergeven broncode
        define('FILE', __FILE__);
        require_once('../broncode.php');
        ?>
    </div>


<script type="text/javascript" src="/inc/ga1.js"></script>
<script type="text/javascript" src="/inc/ga2.js"></script>

</body>
</html>