Re: Problems with [NSArray count]
Re: Problems with [NSArray count]
- Subject: Re: Problems with [NSArray count]
- From: "Shawn Erickson" <email@hidden>
- Date: Tue, 22 Apr 2008 14:10:00 -0700
On Tue, Apr 22, 2008 at 2:03 PM, Peter Browne
<email@hidden> wrote:
> Hi,
>
> I'm returning to Cocoa after quite a long break, and it seems that I'm a
> little rusty...
>
> All I want to do is find out the number of items in an NSArray and store
> that as a variable, which I can then find the square root of.
>
> The docs tell me that [NSArray count] returns an NSUInteger, but exactly
> WHAT one of these is, or how I use it is baffling me.
>
> a simple
>
> int i = [myArray count];
>
> crashes out, and I've tried various other types of variable to no avail.
> Any thoughts? Am I missing something blindingly obvious here?
NSUInteger is either "unsigned int" in the 32 bit runtime or "unsigned
long" in the 64 bit runtime.
Review: <http://developer.apple.com/documentation/Cocoa/Conceptual/Cocoa64BitGuide/64BitChangesCocoa/chapter_3_section_2.html>
The crash is unrelated the use of int in the above... Can you outline
more information about the "crash" you are seeing?
-Shawn
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