words -package:ghc-lib-parser -package:streams package:rio

words breaks a string up into a list of words, which were delimited by white space (as defined by isSpace). This function trims any white spaces at the beginning and at the end.

Examples

>>> words "Lorem ipsum\ndolor"
["Lorem","ipsum","dolor"]

>>> words " foo bar "
["foo","bar"]

words :: Text -> [Text]

rio RIO.Text RIO.Text.Lazy

O(n) Breaks a Text up into a list of words, delimited by Chars representing white space.

unwords :: [String] -> String

rio RIO.List RIO.Prelude

unwords joins words with separating spaces (U+0020 SPACE). unwords is neither left nor right inverse of words:

>>> words (unwords [" "])
[]

>>> unwords (words "foo\nbar")
"foo bar"

Examples

>>> unwords ["Lorem", "ipsum", "dolor"]
"Lorem ipsum dolor"

>>> unwords ["foo", "bar", "", "baz"]
"foo bar  baz"

unwords :: [Text] -> Text

rio RIO.Text RIO.Text.Lazy

O(n) Joins words using single space characters.