List
Provide utilities for list.
t
REStype t<'a> = list<'a>
length
let length: t<'a> => int
cons
let cons: ('a, t<'a>) => t<'a>
isEmpty
let isEmpty: t<'a> => bool
hd
let hd: t<'a> => option<'a>
tl
let tl: t<'a> => option<t<'a>>
nth
let nth: (t<'a>, int) => option<'a>
revAppend
let revAppend: (t<'a>, t<'a>) => t<'a>
rev
let rev: t<'a> => t<'a>
mapRev
let mapRev: ((. 'a) => 'b, t<'a>) => t<'b>
map
let map: ((. 'a) => 'b, t<'a>) => t<'b>
iter
let iter: ((. 'a) => unit, t<'a>) => unit
iteri
let iteri: ((. int, 'a) => unit, t<'a>) => unit
foldLeft
let foldLeft: ((. 'a, 'b) => 'a, 'a, list<'b>) => 'a
Application order is left to right, tail-recurisve.
foldRight
let foldRight: ((. 'a, 'b) => 'b, list<'a>, 'b) => 'b
Application order is right to left, tail-recursive.
flatten
let flatten: t<t<'a>> => t<'a>
filter
let filter: ((. 'a) => bool, t<'a>) => t<'a>
filterMap
let filterMap: ((. 'a) => option<'b>, t<'a>) => t<'b>
countBy
let countBy: ((. 'a) => bool, list<'a>) => int
init
let init: (int, (. int) => 'a) => t<'a>
toVector
let toVector: t<'a> => Js_vector.t<'a>
equal
let equal: ((. 'a, 'a) => bool, list<'a>, list<'a>) => bool