Thanks again both of you. assuming that I do self.name = [NSString string] and since it the NSString helper message, I shouldn't have to release that in my dealloc implementation.
Or am I understanding this incorrectly. On Thu, Feb 5, 2009 at 5:01 PM, Kiel Gillard <kiel.gill...@gmail.com> wrote: > On 05/02/2009, at 4:20 PM, Chris Suter wrote: > > On Thu, Feb 5, 2009 at 4:10 PM, Kiel Gillard <kiel.gill...@gmail.com> wrote: > > However, doing this will yield a memory leak: > > self.name = [[NSString alloc] init]; > > ...because the property definition tells the compiler the methods it > > synthesizes should retain the value. > > You're right that it will leak in that case but you've given the wrong > reason as to why. Memory management rules are covered by Apple's > documentation. > > Regards, > > Chris > > Thanks for your reply, Chris. > I suggest that the code quoted above will yield a memory leak because the > NSString instance allocated will have a retain count of two after the > setName: message has be sent to self. To correct this error, I suggest that > the code should read: > self.name = [[[NSString alloc] init] autorelease]; > Under the heading of "Setter Semantics" > of > <http://developer.apple.com/documentation/Cocoa/Conceptual/ObjectiveC/Articles/chapter_5_section_3.html#//apple_ref/doc/uid/TP30001163-CH17-SW2>, > I can see that Apple's documentation clearly states that the implementation > of a property declared with a retain attribute will send a retain message to > the value given in the right hand side of the assignment. > I'm confused as to why else the memory would be leaking? Can you please > identify my error? > Thanks, > Kiel > -- "The secret impresses no-one, the trick you use it for is everything" - Alfred Borden (The Prestiege) _______________________________________________ Cocoa-dev mailing list (Cocoa-dev@lists.apple.com) Please do not post admin requests or moderator comments to the list. Contact the moderators at cocoa-dev-admins(at)lists.apple.com Help/Unsubscribe/Update your Subscription: http://lists.apple.com/mailman/options/cocoa-dev/archive%40mail-archive.com This email sent to arch...@mail-archive.com
