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Re: ARC + CF types
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Re: ARC + CF types


  • Subject: Re: ARC + CF types
  • From: Thomas Davie <email@hidden>
  • Date: Mon, 29 Aug 2011 17:47:42 +0100

Doing that wouldn't magically use the more efficient equality check though without recoding NSMutableSet almost entirely, or… you know, using CFMutableSetRef and providing your own equality function.

Thanks

Tom Davie
if (*ra4 != 0xffc78948) { return false; }

On 29 Aug 2011, at 17:43, Dave Zarzycki wrote:

> Or, your code could subclass NSMutableSet and interpose the methods that add to the set. In other words, mentally separate "objects that are equal" from "objects that should be in the set". The former is an equality check, the latter is a policy decision.
>
> davez
>
>
> On Aug 29, 2011, at 7:37 AM, Thomas Davie wrote:
>
>> Because NSMutableSet does not have the ability to specify a different version of equality – though as Mike Ash pointed out in #macdev, NSHashTable may well be appropriate.
>>
>> Thanks
>>
>> Thomas
>> if (*ra4 != 0xffc78948) { return false; }
>>
>

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References: 
 >ARC + CF types (From: Thomas Davie <email@hidden>)
 >Re: ARC + CF types (From: Dave Zarzycki <email@hidden>)
 >Re: ARC + CF types (From: Thomas Davie <email@hidden>)
 >Re: ARC + CF types (From: Dave Zarzycki <email@hidden>)

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