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DxGrid.GetDataColumns() Method

Returns a data column collection.

Namespace: DevExpress.Blazor

Assembly: DevExpress.Blazor.v24.2.dll

NuGet Package: DevExpress.Blazor

#Declaration

C#
public IReadOnlyList<IGridDataColumn> GetDataColumns()

#Returns

Type Description
IReadOnlyList<IGridDataColumn>

The data column collection.

#Remarks

Call the GetDataColumns method to get a collection of data columns declared in the Grid’s markup. To obtain a collection of all Grid columns, call the GetColumns() method.

@using Grid.Data
@inject WeatherForecastService ForecastService

<DxGrid Data="@Data" @ref="@MyGrid"
        ShowFilterRow="true"
        @bind-SelectedDataItems="@SelectedDataItems">
    <Columns>
        <DxGridSelectionColumn />
        <DxGridDataColumn FieldName="TemperatureC" />
        <DxGridDataColumn FieldName="TemperatureF" />
        <DxGridDataColumn FieldName="Date" DisplayFormat="D"  />
        <DxGridDataColumn FieldName="Forecast" />
        <DxGridDataColumn FieldName="CloudCover" />
    </Columns>
</DxGrid>

<DxButton Click="@OnGetDataColumns">Get Data Columns</DxButton>

<p />
<div><b>Data Columns</b>: @ColumnInfo</div>

@code {
    IGrid MyGrid { get; set; }
    object Data { get; set; }
    string ColumnInfo { get; set; }
    IReadOnlyList<object> SelectedDataItems { get; set; }

    protected override void OnInitialized() {
        Data = ForecastService.GetForecast();
    }

    void OnGetDataColumns() {
        var columns = MyGrid.GetDataColumns().Select(
            (column) => (column as IGridDataColumn).FieldName
        );
        ColumnInfo = string.Join("; ", columns);
    }
}

Blazor Grid Get Data Columns

#Implements

See Also