Interface DoubleFunction<R>
- Type Parameters:
-
R- the type of the result of the function
- Functional Interface:
- This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.
@FunctionalInterface public interface DoubleFunction<R>
Represents a function that accepts a double-valued argument and produces a result. This is the double-consuming primitive specialization for Function.
This is a functional interface whose functional method is apply(double).
- Since:
- 1.8
- See Also:
Function
Methods
| Modifier and Type | Method and Description |
|---|---|
R |
apply(double value) Applies this function to the given argument. |
Methods
apply
R apply(double value)
Applies this function to the given argument.
- Parameters:
-
value- the function argument - Returns:
- the function result
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https://docs.oracle.com/javase/8/docs/api/java/util/function/DoubleFunction.html