/Haskell/First element in list haskell

First element in list haskell

First element in list haskell

list = [1, 2, 3]

head :: [a] -> a
head (x:_) = x

head list -- 1

2

Remove first element list haskell

a = [1, 2, 3, 4]
b = tail a
  
-- b == [2, 3, 4]

1

Source: wiki.haskell.org

Similar codes

1 vote454 views1 answer
Int to float haskell
Haskell
5 votes424 views2 answers
Haskell get last element of list
Haskell
0 vote226 views1 answer
Cabal package from GitHub
Haskell
4 votes348 views2 answers
Append list haskell
Haskell
0 vote420 views1 answer
Haskell merge lists
Haskell
0 vote421 views1 answer
Remove nth element from list haskell
Haskell
0 vote227 views1 answer
Haskell function
Haskell
5 votes404 views2 answers
Last element of list haskell
Haskell
2 votes428 views2 answers
Haskell or operator
Haskell
0 vote329 views1 answer
Can't do a reify in the IO monad
Haskell

Share