20#import "OFEnumerator.h"
22OF_ASSUME_NONNULL_BEGIN
29@protocol OFCollection <OFEnumeration, OFFastEnumeration>
33@property (readonly, nonatomic)
size_t count;
42- (bool)containsObject: (
id)object;
size_t count
The number of objects in the collection.
Definition OFCollection.h:33