readAttributeCurrentHeapUsed(completion:)
Declaration
func readAttributeCurrentHeapUsed(completion: @escaping @Sendable (NSNumber?, (any Error)?) -> Void)func readAttributeCurrentHeapUsed() async throws -> NSNumberfunc readAttributeCurrentHeapUsed(completion: @escaping @Sendable (NSNumber?, (any Error)?) -> Void)func readAttributeCurrentHeapUsed() async throws -> NSNumber