Enterprise Edition Only Feature. Filters all data points except for a specified number of largest or smallest points. Points are either removed or marked as empty, depending on the FilterSetEmptyPoints property.

Note that if multiple series are filtered then the series must be aligned, otherwise an exception will be thrown. Refer to the Aligning Series topic for information on aligned series.

Overload List

Overload	Description
FilterTopN(Int32,String,String,String,Boolean)	Filters all data points in one or more series except for a specified number of points. The points that aren't filtered correspond to points in the first input series that have the largest or smallest values. Keeps only N top/bottom points of the series.
FilterTopN(Int32,Series)	Filters out all data points in a series except for a specified number of point's with the largest (first) Y-values. The Series object that is filtered is used to store the modified data. Keeps only N top/bottom points of the series.
FilterTopN(Int32,Series,Series)	Filters all data points in a series except for a specified number of point's with the largest first Y-values. Keeps only N top/bottom points of the series.
FilterTopN(Int32,Series,Series,String)	Filters all data points in a series except for a specified number of point's with the largest values. Keeps only N top/bottom points of the series.
FilterTopN(Int32,Series,Series,String,Boolean)	Filters all data points in a series except for a specified number of point's with the smallest or largest values. Keeps only N top/bottom points of the series.
FilterTopN(Int32,String)	Filters all data points in one or more series except for a specified number of points. The points that aren't filtered correspond to points in the first series that have the largest first Y-values. The Series object(s) that are filtered are used to store the modified data. Keeps only N top/bottom points of the series.
FilterTopN(Int32,String,String)	Filters out data points in one or more series except for a specified number of points. The points that aren't filtered correspond to points in the first series that have the largest first Y-values. Keeps only N top/bottom points of the series.
FilterTopN(Int32,String,String,String)	Filters all data points in one or more series except for a specified number of points. The points that aren't filtered correspond to points in the first series that have the largest values. Keeps only N top/bottom points of the series.

Requirements

Target Platforms: Windows 98, Windows NT 4.0, Windows Millennium Edition, Windows 2000, Windows XP Home Edition, Windows XP Professional, Windows Server 2003 family, Windows Vista, Windows Server 2008 family

Overload List

Requirements

See Also

Reference

Dundas Chart for ASP.NET
FilterTopN Method
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