# Uses of Interface
org.apache.commons.lang3.function.FailableToDoubleFunction

Packages that use FailableToDoubleFunction
Package
Description
org.apache.commons.lang3.function
Provides functional interfaces to complement those in `java.lang.function` and utilities for working with Java 8 lambdas.

- ## Uses of FailableToDoubleFunction in org.apache.commons.lang3.function

  Fields in org.apache.commons.lang3.function declared as FailableToDoubleFunction
  Modifier and Type
  Field
  Description
  `static final FailableToDoubleFunction`
  FailableToDoubleFunction.`NOP`
  NOP singleton
  Methods in org.apache.commons.lang3.function that return FailableToDoubleFunction
  Modifier and Type
  Method
  Description
  `static <T, E extends Throwable>
  FailableToDoubleFunction<T,E>`
  FailableToDoubleFunction.`nop()`
  Gets the NOP singleton.