Global Variable

kCFCopyStringDictionaryKeyCallBacks

Predefined CFDictionaryKeyCallBacks structure containing a set of callbacks appropriate for use when the keys of a CFDictionary are all CFString objects, which may be mutable and need to be copied in order to serve as constant keys for the values in the dictionary.

Declaration

let kCFCopyStringDictionaryKeyCallBacks: CFDictionaryKeyCallBacks

Discussion

You typically use a pointer to this constant when creating a new dictionary.