Uses of Interface java.util.function.LongToIntFunction (Java SE 10 & JDK 10 )

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

- Packages that use LongToIntFunction
  Package | Description
  --- | ---
  java.util.stream | Classes to support functional-style operations on streams of elements, such as map-reduce transformations on collections.

- - ### Uses of LongToIntFunction in java.util.stream

    Methods in java.util.stream with parameters of type LongToIntFunction
    Modifier and Type | Method | Description
    --- | --- | ---
    `IntStream` | LongStream.`mapToInt​(LongToIntFunction mapper)` | Returns an `IntStream` consisting of the results of applying the given function to the elements of this stream.