{-# LANGUAGE OverloadedStrings #-}
import qualifiedData.Textas T
myText :: T.Text
myText = "mississippi"splitOn将一个子字符串细分为Text出现的列表Texts。
ghci>T.splitOn"ss" myText ["mi","i","ippi"]
splitOn是的逆intercalate。
ghci> intercalate "ss" (splitOn "ss" "mississippi") "mississippi"
split将Text值分解为满足布尔谓词的字符的块。
ghci>T.split(== 'i') myText ["m","ss","ss","pp",""]