class ViewController: UIViewController {
var db :sqliteConnect?

override func viewDidLoad() {
    super.viewDidLoad()
    // Do any additional setup after loading the view, typically from a nib.
    // 資料庫檔案的路徑
    let urls = FileManager.default.urls(
    for: .documentDirectory, in: .userDomainMask)
    let sqlitePath = urls[urls.count-1].absoluteString + "sqlite3.db"

    // 印出儲存檔案的位置
    print(sqlitePath)

    // SQLite 資料庫
    db = SQLiteConnect(path: sqlitePath)
}