Quiz Game
'What is the capital of France?',
'options' => ['A. Paris', 'B. London', 'C. Berlin', 'D. Madrid'],
'correct' => 'A'
],
[
'question' => 'Which planet is known as the Red Planet?',
'options' => ['A. Jupiter', 'B. Mars', 'C. Venus', 'D. Mercury'],
'correct' => 'B'
],
[
'question' => 'What is 2 + 2?',
'options' => ['A. 3', 'B. 4', 'C. 5', 'D. 6'],
'correct' => 'B'
]
];
if (!isset($_SESSION['score'])) {
$_SESSION['score'] = 0;
$_SESSION['current_question'] = 0;
$_SESSION['answers'] = [];
}
// Process form submission
if ($_SERVER['REQUEST_METHOD'] == 'POST' && isset($_POST['answer'])) {
$current = $_SESSION['current_question'];
$answer = sanitizeInput($_POST['answer']);
// Store answer
$_SESSION['answers'][$current] = $answer;
// Check if answer is correct
if ($answer === $questions[$current]['correct']) {
$_SESSION['score']++;
}
// Move to next question
$_SESSION['current_question']++;
}
// Reset quiz
if (isset($_POST['reset'])) {
$_SESSION['score'] = 0;
$_SESSION['current_question'] = 0;
$_SESSION['answers'] = [];
}
// Function to sanitize input
function sanitizeInput($data) {
$data = trim($data);
$data = stripslashes($data);
$data = htmlspecialchars($data);
return $data;
}
?>
Online Quiz App
Online Quiz
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