411 REFERENCE · Wikibooks
99 Elm Problems/Problem 1
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The Challenge
Find the last element of a list.
Test application
Implement lastElement in this test application.
module Main exposing (..)
import Html exposing (text)
import List
import Maybe
lastElement : List a -> Maybe a
lastElement list =
-- your implementation goes here
Nothing
main =
case lastElement [1,2,3,4] of
Just a -> text (toString a)
Nothing -> text "No element found"
Expected Result
4
Solutions