What regex pattern to use to extract the number from an xml input?

[Mugar]

My input text is as blow:\[code\]<string xmlns="http://schemas.microsoft.com/2003/10/Serialization/">2</string>\[/code\]What regex pattern to use to extract the number from the above input?\[code\]var pattern = "<string ?>?</string>"; // how to write this?var match = Regex.Match(input, pattern, RegexOptions.IgnoreCase);\[/code\]Thanks,