title: Get a DataTable Columns DataType
body: <pre><code>DataTable dt = new DataTable();  
  dt.Columns.Add(new DataColumn(gridColumn1, typeof(bool)));
  </code></pre>
  
  <p>I was expecting the result of the below line to include info about the DataColumns Type (bool):  </p>
  
  <pre><code>?dt.Columns[0].GetType()
  </code></pre>