StokTakipUygulamasi │ ├── Models │ ├── Product.swift │ └── BarcodeScanner.swift │ ├── Views │ ├── ProductListView.swift │ ├── StockGraphView.swift │ └── BarcodeScannerView.swift │ ├── Controllers │ ├── MainViewController.swift │ ├── ProductDetailViewController.swift │ └── BarcodeScannerViewController.swift │ ├── Services │ ├── FirebaseService.swift │ └── BarcodeService.swift │ ├── Supporting Files │ ├── AppDelegate.swift │ └── SceneDelegate.swift │ └── Assets.xcassetsYour Name Your Street Address Your City, State, Zip Code Date Recipient's Name Recipient's Title (if applicable) Company or Organization Name Recipient's Address Dear Mr./Ms./Dr. Last Name, Opening Paragraph: State the purpose of your letter briefly. Body Paragraphs: Provide detailed information or explanations. Closing Paragraph: Summarize the main points and mention any necessary follow-up actions. Complimentary Close, Your Handwritten Signature (if sending a hard copy) Your Typed Name Your Position (if applicable)Prefix Decrement: Original Value: 10 Decremented Value: 9 Updated Value: 9 ---------------------- Postfix Decrement: Original Value: 10 Decremented Value: 10 Updated Value: 9