PottyMouth.cs - Very simple C# Swear Word Filter Extension Method

PottyMouth.cs

public static class FormattableObject
{
    /// Takes a string and applies a "cleanup" filter on it.
    /// Returns a Family friendly string of text with any bad words replaced with
    /// the same number of characters, only as asterisks.
    
    /// Usage: myString.ToFamilyFriendlyString()

    private static List FilteredWords()
    {
        List Filter = new List();
        Filter.Add("sponge");
        Filter.Add("OSX");
        Filter.Add("Android");
        Filter.Add("person of questionable intelligence");
        // Add more here!
        return Filter;
    }


    public static string ToFamilyFriendlyString(this object input)
    {
        foreach (string fWord in FilteredWords())
        {
            //  Replace the word with *'s (but keep it the same length)
            string strReplace = "";
            for(int i = 0;i<=fWord.Length;i++) {
                strReplace += "*";
            }
            input = Regex.Replace(input.ToString(), fWord, strReplace, RegexOptions.IgnoreCase);
        }
        return input.ToString();
    }
}