prepare('UPDATE users SET password_hash = ?'); $stmt->bind_param('s', $hash); if ($stmt->execute()) { $count = $stmt->affected_rows; echo "Berhasil: {$count} akun diupdate. Password semua user = \"password\"\n"; echo "Hash: {$hash}\n"; } else { echo 'Error: ' . $stmt->error . "\n"; } $stmt->close(); $db->close();