alert('Semua data harus diisi!'); window.location='index.html';"; exit; } if ($password !== $confirm) { echo ""; exit; } // Cek Username/Email di tabel 'users' $stmt = mysqli_prepare($conn, "SELECT id FROM users WHERE username = ? OR email = ?"); mysqli_stmt_bind_param($stmt, "ss", $username, $email); mysqli_stmt_execute($stmt); mysqli_stmt_store_result($stmt); if (mysqli_stmt_num_rows($stmt) > 0) { echo ""; exit; } mysqli_stmt_close($stmt); $hashed_password = password_hash($password, PASSWORD_DEFAULT); // Insert ke tabel 'users' $stmtInsert = mysqli_prepare($conn, "INSERT INTO users (username, email, password) VALUES (?, ?, ?)"); mysqli_stmt_bind_param($stmtInsert, "sss", $username, $email, $hashed_password); if (mysqli_stmt_execute($stmtInsert)) { echo ""; } else { echo "Error: " . mysqli_error($conn); } mysqli_stmt_close($stmtInsert); } ?>