URL Encode all non alpha numeric in C#

Question

I need to fully URL Encode an email address.

HttpUtility.UrlEncode seems to ignore certain characters such as ! and .

I need to pass an email address in a ur

Answer 1

Here's a potential Regex you could use to accomplish the encoding.

Regex.Replace(s, @"[^\w]", m => "%" + ((int)m.Value[0]).ToString("X2"));

I'm not sure that there is an existing framework method defined to strictly encode all non-alphanumeric characters that you could point your clients to.