The following example demonstrates how to sort the data items in an ascending direction according to the values of the ShipCountry column.

    XAML
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    <Grid xmlns:scm="clr-namespace:System.ComponentModel;assembly=WindowsBase"
          xmlns:xcdg="http://schemas.xceed.com/wpf/xaml/datagrid">
      <Grid.Resources>
        <xcdg:DataGridCollectionViewSource x:Key="cvs_orders"
                                         Source="{Binding Source={x:Static Application.Current},
                                                           Path=Orders}">
         <xcdg:DataGridCollectionViewSource.SortDescriptions>
           <scm:SortDescription PropertyName="ShipCountry" Direction="Ascending"/>
         </xcdg:DataGridCollectionViewSource.SortDescriptions>
        </xcdg:DataGridCollectionViewSource>          
      </Grid.Resources>
      <xcdg:DataGridControl x:Name="OrdersGrid"
                            ItemsSource="{Binding Source={StaticResource cvs_orders}}">
        <xcdg:DataGridControl.Columns>
          <xcdg:Column FieldName="ShipCountry" VisiblePosition="0"/>
        </xcdg:DataGridControl.Columns>
      </xcdg:DataGridControl>
    </Grid>
    VB.NET
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    Dim collectionView As New DataGridCollectionView( Orders )
    collectionView.SortDescriptions.Add( New SortDescription( "ShipCountry", ListSortDirection.Ascending ) )
    dataGridControl.ItemsSource = collectionView
    dataGridControl.Columns( "ShipCountry" ).VisiblePosition = 0
    C#
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    DataGridCollectionView collectionView = new DataGridCollectionView( Orders );
    collectionView.SortDescriptions.Add( new SortDescription( "ShipCountry", ListSortDirection.Ascending ) );
    dataGridControl.ItemsSource = collectionView;
    dataGridControl.Columns[ "ShipCountry" ].VisiblePosition = 0;