Cmap and Clist concepts in iphone

What is the similar function use开发者_StackOverflow中文版d for Cmap and Clist in iphone..

Can anyone tell me ?

Is this possible to use Cmap and clist in xcode..

Thanks in advance...

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NSDictionary (and its mutable variant NSMutableDictionary) are CMap equivalents.
It seems there's no such thing as Clist - only NSArray as CArray analog...