compact1, compact2, compact3
java.util.function
Interface DoubleFunction<R>
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- Type Parameters:
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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 thedouble-consuming primitive specialization forFunction.This is a functional interface whose functional method is
apply(double).- Since:
- 1.8
- See Also:
-
Function
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Method Summary
All Methods Instance Methods Abstract Methods Modifier and Type Method and Description Rapply(double value)Applies this function to the given argument.
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Method Detail
apply
R apply(double value)
Applies this function to the given argument.- Parameters:
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value- the function argument - Returns:
- the function result
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