## Uses of Interface
java.util.function.ToDoubleBiFunction

Packages that use ToDoubleBiFunction
java.util.concurrent: Utility classes commonly useful in concurrent programming.

### Uses of ToDoubleBiFunction in java.util.concurrent

Methods in java.util.concurrent with parameters of type ToDoubleBiFunction
`double` ConcurrentHashMap.`reduceToDouble​(long parallelismThreshold, ToDoubleBiFunction<? super K,​? super V> transformer, double basis, DoubleBinaryOperator reducer)` Returns the result of accumulating the given transformation of all (key, value) pairs using the given reducer to combine values, and the given basis as an identity value.