> On Sep 21, 2016, at 17:01 , Graham Cox <graham....@bigpond.com> wrote:
>> This should be: if([(NSString*)context
> Actually, this is not a good idea either, because *other* observations — ones
> you don’t control — might use a value that’s not an object, or not even a
> valid pointer.
Looking over a couple of open-source implementations of Foundation (cocotron
first check done in both isEqual: & isEqualToString: is a pointer == check.
So yes, isEqualToString: could cause issues here so isEqual: is the most
sure-fire solution (IMHO)— it shouldn't be any less performant than
isEqualToString: and only marginally less performant than a == (due to
Cocoa-dev mailing list (Cocoaemail@example.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:
This email sent to arch...@mail-archive.com