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Selecting Range

The left and right thumb of RangeNavigator are used to indicate the selected range in the large collection of data. Through following ways you can select a range.

  • By dragging the thumbs.
  • By tapping on the labels.
  • By setting the start and end through value properties.

Following code example shows how to configure the selected range using Value property of RangeNavigator.

range.razor
@using Syncfusion.EJ2.Blazor.Charts

<EjsRangeNavigator Value="@Value" ValueType="Syncfusion.EJ2.Blazor.Charts.RangeValueType.DateTime" 
                   LabelFormat="MMM-yy" IntervalType="RangeIntervalType.Years" Interval="1">
    <RangeNavigatorRangeTooltipSettings Enable="true"></RangeNavigatorRangeTooltipSettings>

    <RangeNavigatorSeriesCollection>
        <RangeNavigatorSeries DataSource="@StockDetails" XName="Date" Type="RangeNavigatorType.Area" 
                              YName="Close"></RangeNavigatorSeries>
    </RangeNavigatorSeriesCollection>
</EjsRangeNavigator>

@code {
    
    public DateTime[] Value = new DateTime[] { new DateTime(2009, 01, 01), new DateTime(2010, 01, 01) };
    
    public class Data
    {
        public DateTime Date;
        public double Close;    
    }
    
    public List<Data> StockDetails = new List<Data>
    {
        new Data { Date = new DateTime(2005, 01, 01), Close = 21 },
        new Data { Date = new DateTime(2006, 01, 01), Close = 24 },
        new Data { Date = new DateTime(2007, 01, 01), Close = 36 },
        new Data { Date = new DateTime(2008, 01, 01), Close = 38 },
        new Data { Date = new DateTime(2009, 01, 01), Close = 54 },
        new Data { Date = new DateTime(2010, 01, 01), Close = 57 },
        new Data { Date = new DateTime(2011, 01, 01), Close = 70 }
    };
}

Selecting Range