Answers for "regex replace non alphanumeric"

python regex replace all non alphanumeric characters

import re

s = re.sub('[^0-9a-zA-Z]+', '*', s)

c# filter non alphanumeric characters

Regex rgx = new Regex("[^a-zA-Z0-9 -]");
str = rgx.Replace(str, "");

remove all non alphabetic characters from string c#

var cleanString = new string(dirtyString.Where(Char.IsLetter).ToArray());