PrimitiveDataFrameColumn<T>.Item[] 属性

定义

命名空间:

Microsoft.Data.Analysis

程序集:

Microsoft.Data.Analysis.dll

包:

Microsoft.Data.Analysis v0.21.1

重载

Item[Int64]
Item[Int64, Int32]

Item[Int64]

public T? this[long rowIndex] { get; set; }

member this.Item(int64) : Nullable<'T (requires 'T : struct)> with get, set

Default Public Property Item(rowIndex As Long) As Nullable(Of T)

参数

rowIndex

Int64

属性值

Nullable<T>

Item[Int64, Int32]

public System.Collections.Generic.IReadOnlyList<T?> this[long startIndex, int length] { get; }

member this.Item(int64 * int) : System.Collections.Generic.IReadOnlyList<Nullable<'T>>

Default Public ReadOnly Property Item(startIndex As Long, length As Integer) As IReadOnlyList(Of Nullable(Of T))

参数

startIndex

Int64

length

Int32

属性值

IReadOnlyList<Nullable<T>>