Watch Tutorial - 3

InterfaceController.swift

class InterfaceController: WKInterfaceController {
    
    // ...
  
    // MARK: - Items Table
    
    private var items = [String]() {
        didSet {
            DispatchQueue.main.async {
                self.updateTable()
            }
        }
    }
    
    
    /// Updating all contents of WKInterfaceTable
    func updateTable() {
        table.setNumberOfRows(items.count, withRowType: "Row")
        for (i, item) in items.enumerated() {
            if let row = table.rowController(at: i) as? Row {
                row.lbl.setText(item)
            }
        }
    }
    
  
  // ...