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DataManipulator::FilterTopN Method (Int32, Series, Series, String)
Visual Studio 2010
Filters all data points in a series except for a specified number of data points with the largest values.
Assembly: System.Web.DataVisualization (in System.Web.DataVisualization.dll)
public: void FilterTopN( int pointCount, Series^ inputSeries, Series^ outputSeries, String^ usingValue )
Parameters
- pointCount
- Type: System::Int32
The number of data points that the filtering operation will not remove.
- inputSeries
- Type: System.Web.UI.DataVisualization.Charting::Series
The Series object to be filtered.
- outputSeries
- Type: System.Web.UI.DataVisualization.Charting::Series
A Series object that stores the filtered data. If the series does not exist, an exception will be thrown.
- usingValue
- Type: System::String
The data point value that the filtering rule is applied to. Can be X, Y, Y2, Y3, and so forth.
Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2
The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.
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