English 中文(简体)
是否有必要与阿农研中心一道拥有强大的财产?
原标题:Is self.iVar necessary for strong properties with ARC?
  1. 如果我宣布财产坚挺,就象这样:

    @property (strong, nonatomic) UIView *iVar;
    

    当我发言时,如果我发言i,就应当这样做。 Var = ...... or Self.iVar = ......? 看来,他们与保护儿童权利联盟一样做事。

  2. 如果我只宣布试样(而不是@property),例如,BOOL 选定,则意思是将其推断为_unsafe_unretained<>。 (因为没有任何财产具体指明该财产是强的),或者我必须明确指明:

在答复,但我仍对上述问题略感困惑。

最佳回答
问题回答

暂无回答




相关问题
Asynchronous request to the server from background thread

I ve got the problem when I tried to do asynchronous requests to server from background thread. I ve never got results of those requests. Simple example which shows the problem: @protocol ...

objective-c: Calling a void function from another controller

i have a void, like -(void) doSomething in a specific controller. i can call it in this controller via [self doSomething], but i don t know how to call this void from another .m file. I want to call ...

ABPersonViewController Usage for displaying contact

Created a View based Project and added a contact to the AddressBook using ABAddressBookRef,ABRecordRef now i wanted to display the added contact ABPersonViewController is the method but how to use in ...

NSArray s, Primitive types and Boxing Oh My!

I m pretty new to the Objective-C world and I have a long history with .net/C# so naturally I m inclined to use my C# wits. Now here s the question: I feel really inclined to create some type of ...

NSUndoManager and runModalForWindow:

I have a simple Core Data app which displays a list of entities in the main window. To create or add new entities, I use a second modal window with a separate managed object context so changes can be ...

NSMutableArray values becoming "invalid"

I m trying to show a database information in a tableview and then the detailed information in a view my problem is as follow: I created a NSMutableArray: NSMutableArray *myArray = [[NSMutableArray ...

iPhone numberpad with decimal point

I am writing an iPhone application which requires the user to enter several values that may contain a decimal point (currency values, percentages etc.). The number of decimal places in the values ...

热门标签