title: string builder append format in vb.net
body: <p>having string builder recieved values from the datatable . datatable contains the column named 
  as ename and contain the values like</p>
  
  <pre><code>abc
  abc
  abc
  
  in stringbuilder stored this value in the following format abcabcabc.
  
  code
  
   Do While (i &lt; dt.Rows.Count)
  
          sb.Append(dt.Rows(i)("ename").ToString)
                     i = (i + 1)
     Loop
  
  Expected output abc,abc,abc .how to do this?
  </code></pre>