Interface LongFunction<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 LongFunction<R>
Represents a function that accepts a long-valued argument and produces a result. This is the long
-consuming primitive specialization for Function
.
This is a functional interface whose functional method is apply(long)
.
- Since:
- 1.8
- See Also:
Function
Methods
Modifier and Type | Method | Description |
---|---|---|
R | apply(long value) | Applies this function to the given argument. |
Methods
apply
R apply(long 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/en/java/javase/11/docs/api/java.base/java/util/function/LongFunction.html