Module java.base
Package java.util.function

Interface IntFunction<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 IntFunction<R>
    Represents a function that accepts an int-valued argument and produces a result. This is the int-consuming primitive specialization for Function.

    This is a functional interface whose functional method is apply(int).

    Since:
    1.8
    See Also:
    Function

    • Method Summary

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

    • Method Detail

      • apply

        R apply​(int value)
        Applies this function to the given argument.
        Parameters:
        value - the function argument
        Returns:
        the function result