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DataColumnCreateColumnOfSelectedRows(DataColumn, IAscendingIntegerCollection, Int32) Method

Creates a new column, consisting only of the selected rows of the original column x. If x is null, a new DoubleColumn will be returned, consisting of the selected row indices.

Namespace: Altaxo.Data
Assembly: AltaxoBase (in AltaxoBase.dll) Version: 4.8.3179.0 (4.8.3179.0)
Syntax
C#
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public static DataColumn CreateColumnOfSelectedRows(
	DataColumn? x,
	IAscendingIntegerCollection? selectedRows,
	int numrows
)

Parameters

x  DataColumn
The original column (can be null).
selectedRows  IAscendingIntegerCollection
Selected row indices (can be null - then the entire column is used).
numrows  Int32
Number of rows to create. Must not more than contained in selectedRows.

Return Value

DataColumn
A freshly created column consisting of x at the selected indices, or of the indices itself if x was null.
See Also