title: Return Modified Fields in LinqDataSource
body: <p>I have a <code>LinqDataSource</code> like this one : </p>
  
  <pre><code>&lt;asp:LinqDataSource ID="linqDSUsers" runat="server" 
       ContextTypeName="Repository.BBDatabaseDataContext" 
       Select="new (UserID,FirstName,LastName)" TableName="Users"&gt;
  &lt;/asp:LinqDataSource&gt;
  </code></pre>
  
  <p><strong>How can I convert it into this :</strong></p>
  
  <pre><code>&lt;asp:LinqDataSource ID="linqDSUsers" runat="server" 
       ContextTypeName="Repository.BBDatabaseDataContext" 
       Select="new (UserID,FullName = FirstName + LastName)" TableName="Users"&gt;
  &lt;/asp:LinqDataSource&gt;
  </code></pre>
  
  <p>Thank you very much in advance.</p>