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Re: Problems with [NSArray count]
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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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    • Re: Problems with [NSArray count]
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References: 
 >Problems with [NSArray count] (From: Peter Browne <email@hidden>)

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