/TypeScript/Haskell get specific elements of a String

Haskell get specific elements of a String

onlyParenthesis :: String -> String
onlyParenthesis [] = []
onlyParenthesis (x:xs)
                 | x /= '(' && x /= ')' && x /= '[' && x /= ']' && x /= '{' && x /= '}'= onlyParenthesis xs
                 | otherwise = x : onlyParenthesis xs

Similar codes

0 vote147 views1 answer
Npm run multiple scripts sequentially
TypeScript
0 vote147 views1 answer
Typescript interface to http params
TypeScript
0 vote136 views1 answer
Nativescript alert
TypeScript
0 vote130 views1 answer
Join all lists in list python
TypeScript
0 vote124 views1 answer
Fechas - Solución resta un día en dato
TypeScript
1 vote136 views2 answers
The server time zone value 'FLE' is unrecognized or represents more than one time zone. You must configure either the server or JDBC driver (via the serverTimezone configuration property) to use a more
TypeScript
1 vote144 views2 answers
Ffmpeg batch convert ts to mp4 files in a folder
TypeScript
1 vote143 views1 answer
Facts aboutdavid oliveira
TypeScript
1 vote125 views1 answer
Python requests cookies to selenium
TypeScript
0 vote114 views1 answer
Online ts compiler
TypeScript