NMath User's Guide

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37.5 Properties of DataFrames (.NET, C#, CSharp, VB, Visual Basic, F#)

The DataFrame class provides the following properties:

Cols gets the number of columns.

ColumnNames gets an array of the column names.

ColumnHeaders gets and sets the array of column labels used for display purposes.

CreateDate gets the creation datetime for the date frame.

Name gets and sets the name of the data frame.

Rows gets the number of rows.

RowKeyHeader gets and sets the header for the row keys for display purposes. The default row key header is #.

RowKeys gets an object array of the row keys.

StringRowKeys gets a string array of the row keys.