/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

4 votes439 views2 answers
INFRAME CODE
Haskell
0 vote421 views1 answer
\n dont work in haskell
Haskell
0 vote280 views1 answer
Concat two integers haskell
Haskell
0 vote431 views1 answer
Haskell split a list at position n
Haskell
0 vote246 views1 answer
Can you partially define a tuple in haskell
Haskell
0 vote242 views1 answer
Get string lenght haskell
Haskell
0 vote431 views1 answer
Haskell merge lists
Haskell
4 votes363 views2 answers
Append list haskell
Haskell
0 vote268 views1 answer
Haskell string split
Haskell
18 votes422 views4 answers
Client does not support authentication protocol requested by server; consider upgrading MySQL client
Haskell

Share