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99 questions/Solutions/1

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(*) Find the last element of a list.

myLast :: [a] -> a
myLast [x] = x
myLast (_:xs) = myLast xs
 
myLast' = foldr1 (const id)
 
-- Prelude> const 1 2
-- 1
-- Prelude> (flip const) 1 2
-- 2
myLast'' = foldr1 (flip const)
 
myLast''' = head . reverse
The
Prelude
also provides the function
last
.