prepare("SELECT id FROM users WHERE username = ?"); $stmt->execute([$username]); if ($stmt->fetch()) { $error = 'Username already exists.'; } else { $hashed_password = password_hash($password, PASSWORD_DEFAULT); $stmt = $pdo->prepare("INSERT INTO users (username, password) VALUES (?, ?)"); if ($stmt->execute([$username, $hashed_password])) { $_SESSION['user_id'] = $pdo->lastInsertId(); $_SESSION['username'] = $username; header("Location: index.php"); exit; } else { $error = 'Something went wrong. Please try again.'; } } } } ?> Register - Avatar Generator

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