title: How can we copy the data of the datacolumn of the datatable to another datatable?
body: <p>How can we copy one datacolumn with data from one datatable to another datatable ? I have datatable like</p>
  
  <pre><code>DataTable datatable1=new DataTable();
  </code></pre>
  
  <p>and there are four columns in that table but I want only one column.So I am doing like</p>
  
  <pre><code>DataTable datatable2=new DataTable(); 
  addressAndPhones2.Columns.Add(addressAndPhones.Columns[0].ColumnName,addressAndPhones.Columns[0].DataType);
  </code></pre>
  
  <p>but this just adds the column but I want to copy the data for that column to the datatable2.That is I want to copy the datacolumn with data from one datatable to another datatable.</p>