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V25.1
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    GridXlExportOptions.GroupExportMode Property

    Specifies how the grid exports group rows.

    Namespace: DevExpress.Blazor

    Assembly: DevExpress.Blazor.v25.1.dll

    NuGet Package: DevExpress.Blazor

    #Declaration

    C#
    [DefaultValue(GridGroupExportMode.KeepExpandState)]
    public GridGroupExportMode GroupExportMode { get; set; }

    #Property Value

    Type Default Description
    GridGroupExportMode KeepExpandState

    The group export mode.

    Available values:

    Name Description
    None

    Group rows are not exported.

    KeepExpandState

    Group rows keep their expanded state in the exported document as they are in the source grid.

    ExpandAll

    All group rows are expanded in the exported document.

    CollapseAll

    All group rows are collapsed in the exported document.

    #Remarks

    If data rows are grouped, the grid exports the group rows keeping their expanded state. Use the GroupExportMode property to expand or collapse all rows in the exported document, or to prevent group row export.

    Razor
    <DxGrid @ref="Grid" Data="@Data" ShowGroupPanel="true">
        <Columns>
            <DxGridSelectionColumn AllowSelectAll="true" />
            <DxGridDataColumn FieldName="ContactName" />
            <DxGridDataColumn FieldName="ContactTitle" />
            <DxGridDataColumn FieldName="CompanyName" />
            <DxGridDataColumn FieldName="Country" GroupIndex="0" />
        </Columns>
        <GroupSummary>
            <DxGridSummaryItem FieldName="ContactName" SummaryType="GridSummaryItemType.Count" />
        </GroupSummary>
    </DxGrid>
    <DxButton Text="Export to XLSX" Click="ExportXlsx_Click" />
    @code {
        IEnumerable<object> Data { get; set; }
        IGrid Grid { get; set; }
        protected override async Task OnInitializedAsync() {
            Data = await NwindDataService.GetCustomersAsync();
        }
        async Task ExportXlsx_Click() {
           await Grid.ExportToXlsxAsync("ExportResult", new GridXlExportOptions() {
                GroupExportMode = GridGroupExportMode.ExpandAll,
            });
        }
    }
    
    See Also