Re: how to combine addObject in mutablearray with Object instantiation?
Re: how to combine addObject in mutablearray with Object instantiation?
- Subject: Re: how to combine addObject in mutablearray with Object instantiation?
- From: Michael Ash <email@hidden>
- Date: Tue, 5 May 2009 11:16:58 -0400
On Tue, May 5, 2009 at 2:05 AM, Weydson Lima <email@hidden> wrote:
> Sorry for jumping in, but I have a question in the following line:
>
>> For other objects, you'll have to use a convenience method like:
>>
>> [myArray addObject:[NSNumber numberWithInt:7]];
>>
>
> When you add a NSNumber object, how can you quickly reference back to it?
> Let's say you want to find the index in the array of the object you just
> created. If you use indexOfObject:[NSNumber numberWithInt:7] that wouldn't
> work, right? Because a new pointer is being created...
Easy:
NSUInteger indexOfNewNSNumberObject = [myArray count];
[myArray addObject:...];
> I'm actually working with a NSDictionary which I am having
> troubles referencing back to a key.
If you're actually working with an NSDictionary then you're going to
get much better answers if you actually ask a question about
NSDictionary.
Mike
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