DoubleSupplier (Java SE 26 & JDK 26)
Description: declaration: module: java.base, package: java.util.function, interface: DoubleSupplier
Keywords: java.util.function.DoubleSupplier interface

# Interface DoubleSupplier

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 DoubleSupplier
Represents a supplier of `double`-valued results. This is the `double`-producing primitive specialization of `Supplier`.

There is no requirement that a distinct result be returned each time the supplier is invoked.

This is a functional interface whose functional method is `getAsDouble()`.

Since:
  1.8
See Also:
  - `Supplier`

- ## Method Summary

  Modifier and Type
  Method
  Description
  `double`
  `getAsDouble()`
  Gets a result.

- ## Method Details

  - ### getAsDouble

    double getAsDouble()
    Gets a result.
    Returns:
      a result