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

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

### Uses of DoubleFunction in java.util.stream

Methods in java.util.stream with parameters of type DoubleFunction
`DoubleStream` DoubleStream.`flatMap(DoubleFunction<? extends DoubleStream> mapper)` Returns a stream consisting of the results of replacing each element of this stream with the contents of a mapped stream produced by applying the provided mapping function to each element.
`<U> Stream<U>` DoubleStream.`mapToObj(DoubleFunction<? extends U> mapper)` Returns an object-valued `Stream` consisting of the results of applying the given function to the elements of this stream.