@hackage regexpr0.1.7

Regular expression library like Perl/Ruby's regular expression. This package has a module RegexPR. And RegexPR export function matchRegexPR and gsubRegexPR. matchRegexPR :: String -> Maybe ((String, (String, String)), [(Int, String)]), gsubRegexPR :: String -> String -> String. Examples: matchRegexPR "ab(cde)f\1" "kkkabcdefcdefgh" => Just (("abcdefcde", ("kkk", "fgh")),[(1,"cde")]), matchRegexPR "(?"kkkabchijabcde" = Just (("abc",("kkkabchij","de")),[]), gsubRegexPR "\G(\d\d\d)" "\1," "123456 789" => "123,456, 789"