- #import <Foundation/Foundation.h>
- @interface FilterEnumerator : NSEnumerator
- - (FilterEnumerator *)initWithEnumerator:(NSEnumerator *)anEnumerator andFilter:(BOOL (^)(id))aFunc;
- + (NSEnumerator *)withEnumerator:(NSEnumerator *)enumerator andFilter:(BOOL (^)(id))func;
- @end
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