PrimitiveDataFrameColumn<T>.GetReadOnlyNullBitMapBuffers 方法

定義

命名空間:: Microsoft.Data.Analysis

組件:: Microsoft.Data.Analysis.dll

套件:: Microsoft.Data.Analysis v0.22.1

套件:: Microsoft.Data.Analysis v0.20.1

套件:: Microsoft.Data.Analysis v0.22.0

套件:: Microsoft.Data.Analysis v0.23.0-preview.1.25125.4

來源:: PrimitiveDataFrameColumn.BinaryOperations.cs

來源:: PrimitiveDataFrameColumn.BinaryOperations.cs

來源:: PrimitiveDataFrameColumn.BinaryOperations.cs

重要

部分資訊涉及發行前產品，在發行之前可能會有大幅修改。 Microsoft 對此處提供的資訊，不做任何明確或隱含的瑕疵擔保。

回傳一個可枚舉的不可變 ReadOnlyMemory<T> 緩衝區，代表 null Apache Arrow格式的值

[System.Runtime.CompilerServices.IteratorStateMachine(typeof(Microsoft.Data.Analysis.PrimitiveDataFrameColumn<>+<GetReadOnlyNullBitMapBuffers>d__64))]
public System.Collections.Generic.IEnumerable<ReadOnlyMemory<byte>> GetReadOnlyNullBitMapBuffers();

[System.Runtime.CompilerServices.IteratorStateMachine(typeof(Microsoft.Data.Analysis.PrimitiveDataFrameColumn<>+<GetReadOnlyNullBitMapBuffers>d__89))]
public System.Collections.Generic.IEnumerable<ReadOnlyMemory<byte>> GetReadOnlyNullBitMapBuffers();

[<System.Runtime.CompilerServices.IteratorStateMachine(typeof(Microsoft.Data.Analysis.PrimitiveDataFrameColumn<>+<GetReadOnlyNullBitMapBuffers>d__64))>]
member this.GetReadOnlyNullBitMapBuffers : unit -> seq<ReadOnlyMemory<byte>>

[<System.Runtime.CompilerServices.IteratorStateMachine(typeof(Microsoft.Data.Analysis.PrimitiveDataFrameColumn<>+<GetReadOnlyNullBitMapBuffers>d__89))>]
member this.GetReadOnlyNullBitMapBuffers : unit -> seq<ReadOnlyMemory<byte>>

Public Iterator Function GetReadOnlyNullBitMapBuffers () As IEnumerable(Of ReadOnlyMemory(Of Byte))

傳回

IEnumerable<ReadOnlyMemory<Byte>>

IEnumerableReadOnlyMemory<T>

屬性: IteratorStateMachineAttribute

備註

每個 ReadOnlyMemory<T> Data buffer 的值都被編碼null

適用於