Examples-0.1.0: Haskell code examples
Copyright© Frank Jung 2024
LicenseGPL-3.0-only
Safe HaskellSafe-Inferred
LanguageHaskell2010

Nullable

Description

 

Documentation

class Nullable a where Source #

Methods

isNull :: a -> Bool Source #

null :: a Source #

Instances

Instances details
Nullable (Maybe a) Source # 
Instance details

Defined in Nullable

Methods

isNull :: Maybe a -> Bool Source #

null :: Maybe a Source #

Nullable [a] Source # 
Instance details

Defined in Nullable

Methods

isNull :: [a] -> Bool Source #

null :: [a] Source #