objc

Collection+Protocol.h
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1 
5 #pragma once
6 
13 @protocol CollectionProtocol
14 @required
15 
20 - (unsigned int)count;
21 
27 - (BOOL)containsObject:(id)object;
28 
29 @end
BOOL
bool BOOL
A Boolean value.
Definition: runtime.h:60
-[CollectionProtocol-p count]
unsigned int count()
Returns the number of elements in the collection.
CollectionProtocol-p
A protocol that defines collection methods for an Object.
Definition: Collection+Protocol.h:13