added in API level 24

ToDoubleFunction

public interface ToDoubleFunction

java.util.function.ToDoubleFunction<T>


Represents a function that produces a double-valued result. This is the double-producing primitive specialization for Function.

This is a functional interface whose functional method is applyAsDouble(Object).

See also:

Summary

Public methods

abstract double applyAsDouble(T value)

Applies this function to the given argument.

Public methods

applyAsDouble

added in API level 24
double applyAsDouble (T value)

Applies this function to the given argument.

Parameters
value T: the function argument

Returns
double the function result