username - Remove characters after the @ in and email address - ASP.NET -


i remove characters , @ symbol email address create username. somethinghere@email.com become somethinghere can shed light on how please? have googled , cant seem find on subject.

thanks in advance. 

string s = "somethinghere@email.com";  string username = s.substring(0, s.indexof('@')); response.write(username);

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