C# (CSharp) BlogFile.Save примеры использования

Пример #1

 public void ViewLostFocus()
 {
     if (Count == 1)
     {
         BlogFile?.Save();
     }
 }

Пример #2

 public void ViewLostFocus()
 {
     if (Count == 1 && BlogFile != null)
     {
         BlogFile.Save();
     }
 }