csharp filter non alphanumeric characters

Code Example - csharp filter non alphanumeric characters

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

remove all non alphabetic characters from string csharp

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