Re: String Comparison and return values
Re: String Comparison and return values
- Subject: Re: String Comparison and return values
- From: John Ku <email@hidden>
- Date: Tue, 26 May 2009 01:09:05 -0700
Ahhh, that's a really great tip! Thanks!!Would come in really handy!
On Tue, May 26, 2009 at 1:04 AM, Thomas Davie <email@hidden> wrote:
>
> Op 26 May 2009, om 09:56 heeft John Ku het volgende geschreven:
>
> Oh so the very first return value from a Dictionary is not actually a
>> string?
>> NSString *itemA = [DictionaryA valueForKey:@"FirstProcessIdentifier"];
>>
>> I've check the apple document, valueForKey returns an ID... so it return
>> an
>> object? how do I proceed?
>> If i cast it as NSString it gives me an error.
>>
>
> Simple - sort your type error out! The dictionary contains at least one
> number. This means that either you're creating it wrong, or you're trying
> to get values out of it wrong...
>
> In the latter case you might want to try something like
>
> id item = [dictionaryA valueForKey:@"FirstProcessIdentifier"];
>
> if ([item isKindOfClass:[NSString class]])
> {
> // do stuff
> }
> else if ([item isKindOfClass:[NSNumber class]])
> {
> // do other stuff
> }
> ...
>
>
> Bob
>
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