Extract part of a string between point A and B

Question

I am trying to extract something from an email. The general format of the email will always be:

blablablablabllabla hello my friend.

[what I want]

Goodbye          


        

Answer 1

you can also use Regex

string s =  Regex.Match(yourinput,
                        @"hello my friend(.+)Goodbye my friend", 
                        RegexOptions.Singleline)
            .Groups[1].Value;