Returns whether a given value is in a binary heap.
- iOS 2.0+
- macOS 10.0+
- tvOS 9.0+
- watchOS 2.0+
- Core Foundation
The binary heap to search.
The value for which to find matches in the binary heap. The compare callback provided in the
CFBinarystructure when the binary heap was created is used to compare values. If
Heap Call Backs
value, or any of the values in the binary heap, are not understood by the compare callback, the behavior is undefined.
value is a member of