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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:

Method Summary

Modifier and Type Method Description
R apply(long value)
Applies this function to the given argument.

Method Details

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/21/docs/api/java.base/java/util/function/LongFunction.html