DataFrame.Item[IEnumerable Property

Definition

Namespace:

Microsoft.Data.Analysis

Assembly:

Microsoft.Data.Analysis.dll

Package:

Microsoft.Data.Analysis v0.21.1

Overloads

Item[IEnumerable<Int64>]	Returns a new DataFrame using the row indices in rowIndices
Item[String]	An indexer based on Name
Item[IEnumerable<Int32>]	Returns a new DataFrame using the row indices in rowIndices
Item[Int64, Int32]	An Indexer to get or set values.
Item[PrimitiveDataFrameColumn<Int64>]	Returns a new DataFrame using the row indices in rowIndices
Item[PrimitiveDataFrameColumn<Int32>]	Returns a new DataFrame using the row indices in rowIndices
Item[PrimitiveDataFrameColumn<Boolean>]	Returns a new DataFrame using the boolean values in filter
Item[IEnumerable<Boolean>]	Returns a new DataFrame using the boolean values in rowFilter

Item[IEnumerable<Int64>]

Returns a new DataFrame using the row indices in rowIndices

public Microsoft.Data.Analysis.DataFrame this[System.Collections.Generic.IEnumerable<long> rowIndices] { get; }

member this.Item(seq<int64>) : Microsoft.Data.Analysis.DataFrame

Default Public ReadOnly Property Item(rowIndices As IEnumerable(Of Long)) As DataFrame

Parameters

rowIndices

IEnumerable<Int64>

Property Value

DataFrame

Item[String]

An indexer based on Name

public Microsoft.Data.Analysis.DataFrameColumn this[string columnName] { get; set; }

member this.Item(string) : Microsoft.Data.Analysis.DataFrameColumn with get, set

Default Public Property Item(columnName As String) As DataFrameColumn

Parameters

columnName

String

The name of a DataFrameColumn

Property Value

DataFrameColumn

A DataFrameColumn if it exists.

Exceptions

ArgumentException

Throws if columnName is not present in this DataFrame

Item[IEnumerable<Int32>]

Returns a new DataFrame using the row indices in rowIndices

public Microsoft.Data.Analysis.DataFrame this[System.Collections.Generic.IEnumerable<int> rowIndices] { get; }

member this.Item(seq<int>) : Microsoft.Data.Analysis.DataFrame

Default Public ReadOnly Property Item(rowIndices As IEnumerable(Of Integer)) As DataFrame

Parameters

rowIndices

IEnumerable<Int32>

Property Value

DataFrame

Item[Int64, Int32]

An Indexer to get or set values.

public object this[long rowIndex, int columnIndex] { get; set; }

member this.Item(int64 * int) : obj with get, set

Default Public Property Item(rowIndex As Long, columnIndex As Integer) As Object

Parameters

rowIndex

Int64

Zero based row index

columnIndex

Int32

Zero based column index

Property Value

Object

The value stored at the intersection of rowIndex and columnIndex

Item[PrimitiveDataFrameColumn<Int64>]

Returns a new DataFrame using the row indices in rowIndices

public Microsoft.Data.Analysis.DataFrame this[Microsoft.Data.Analysis.PrimitiveDataFrameColumn<long> rowIndices] { get; }

member this.Item(Microsoft.Data.Analysis.PrimitiveDataFrameColumn<int64>) : Microsoft.Data.Analysis.DataFrame

Default Public ReadOnly Property Item(rowIndices As PrimitiveDataFrameColumn(Of Long)) As DataFrame

Parameters

rowIndices

PrimitiveDataFrameColumn<Int64>

A column of row indices

Property Value

DataFrame

Item[PrimitiveDataFrameColumn<Int32>]

Returns a new DataFrame using the row indices in rowIndices

public Microsoft.Data.Analysis.DataFrame this[Microsoft.Data.Analysis.PrimitiveDataFrameColumn<int> rowIndices] { get; }

member this.Item(Microsoft.Data.Analysis.PrimitiveDataFrameColumn<int>) : Microsoft.Data.Analysis.DataFrame

Default Public ReadOnly Property Item(rowIndices As PrimitiveDataFrameColumn(Of Integer)) As DataFrame

Parameters

rowIndices

PrimitiveDataFrameColumn<Int32>

A column of row indices

Property Value

DataFrame

Item[PrimitiveDataFrameColumn<Boolean>]

Returns a new DataFrame using the boolean values in filter

public Microsoft.Data.Analysis.DataFrame this[Microsoft.Data.Analysis.PrimitiveDataFrameColumn<bool> rowFilter] { get; }

member this.Item(Microsoft.Data.Analysis.PrimitiveDataFrameColumn<bool>) : Microsoft.Data.Analysis.DataFrame

Default Public ReadOnly Property Item(rowFilter As PrimitiveDataFrameColumn(Of Boolean)) As DataFrame

Parameters

rowFilter

PrimitiveDataFrameColumn<Boolean>

A column of booleans

Property Value

DataFrame

Item[IEnumerable<Boolean>]

Returns a new DataFrame using the boolean values in rowFilter

public Microsoft.Data.Analysis.DataFrame this[System.Collections.Generic.IEnumerable<bool> rowFilter] { get; }

member this.Item(seq<bool>) : Microsoft.Data.Analysis.DataFrame

Default Public ReadOnly Property Item(rowFilter As IEnumerable(Of Boolean)) As DataFrame

Parameters

rowFilter

IEnumerable<Boolean>

Property Value

DataFrame