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V24.2

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DxChartSeriesValueErrorBar.HighValueField Property

Specifies the data source field that contains high error values.

Namespace: DevExpress.Blazor

Assembly: DevExpress.Blazor.v24.2.dll

NuGet Package: DevExpress.Blazor

#Declaration

C#
[Parameter]
public string HighValueField { get; set; }

#Property Value

Type Description
String

The field name.

#Remarks

If the chart’s data source contains high and low values for series points, assign corresponding fields to HighValueField and LowValueField properties to obtain error bar values.

Note

HighValueField and LowValueField property values apply when the Type property is unspecified or set to None.

<DxChart Data="@DataSource">
    @* ... *@
    <DxChartPane Name="TopPane" />
    <DxChartLineSeries Pane="TopPane"
                       Name="@LineSeriesName"
                       ArgumentField="@((AverageTemperatureData i) => i.Month)"
                       ValueField="@((AverageTemperatureData i) => i.AverageTemperature)">
        <DxChartSeriesValueErrorBar LowValueField="@nameof(AverageTemperatureData.AverageLowTemperature)"
                                    HighValueField="@nameof(AverageTemperatureData.AverageHighTemperature)"
                                    LineWidth="1"
                                    Opacity="0.8" />
    </DxChartLineSeries>
    <DxChartValueAxis Pane="TopPane">
        <DxChartAxisTitle Text="Temperature, °C" />
    </DxChartValueAxis>
    @* ... *@
</DxChart>

@code {
    IEnumerable<AverageTemperatureData> DataSource = Enumerable.Empty<AverageTemperatureData>();
    string LineSeriesName = "Average Temperature, °C";
    protected override void OnInitialized() {
        DataSource = ChartAverageTemperatureDataProvider.GenerateData();
    }
    // ...
}

Chart - Generated error bars

See Also