title: insert data from a DataTable into a dropdown
body: <p>i want to fill a <code>dropdown</code> by a <code>datatable</code><br>
  bcoz i'v already a method <code>GetCate()</code> in bal, which returns <code>datatable</code> and now want to dynamically fill the data into a <code>ddl</code> with some <code>datasource</code> and <code>databind</code> script, could it b possible ???  </p>
  
  <p>why does not possible to assign a datatable into a dropdownlist???</p>
  
  <pre><code>public void BindCateDDL()
  {
  
      DataTable dt = new BALCate().GetCate();        
      ddl_filter_category_id.DataSource = dt;
      ddl_filter_category_id.DataBind();
  }
  </code></pre>
  
  <p><strong>is this a right way to do this ???</strong></p>