ArrowStringDataFrameColumn.Clone 方法
定義
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。
多載
| 名稱 | Description |
|---|---|
| Clone(Int64) | |
| Clone(DataFrameColumn, Boolean, Int64) |
複製欄位以產生一份副本,可能透過提供 mapInindex 和反推旗標來改變值的順序 |
Clone(Int64)
public Microsoft.Data.Analysis.ArrowStringDataFrameColumn Clone(long numberOfNullsToAppend = 0);
override this.Clone : int64 -> Microsoft.Data.Analysis.ArrowStringDataFrameColumn
Public Function Clone (Optional numberOfNullsToAppend As Long = 0) As ArrowStringDataFrameColumn
參數
- numberOfNullsToAppend
- Int64
傳回
適用於
Clone(DataFrameColumn, Boolean, Int64)
複製欄位以產生一份副本,可能透過提供 mapInindex 和反推旗標來改變值的順序
public Microsoft.Data.Analysis.ArrowStringDataFrameColumn Clone(Microsoft.Data.Analysis.DataFrameColumn mapIndices, bool invertMapIndices = false, long numberOfNullsToAppend = 0);
public override Microsoft.Data.Analysis.DataFrameColumn Clone(Microsoft.Data.Analysis.DataFrameColumn mapIndices = default, bool invertMapIndices = false, long numberOfNullsToAppend = 0);
override this.Clone : Microsoft.Data.Analysis.DataFrameColumn * bool * int64 -> Microsoft.Data.Analysis.ArrowStringDataFrameColumn
override this.Clone : Microsoft.Data.Analysis.DataFrameColumn * bool * int64 -> Microsoft.Data.Analysis.DataFrameColumn
Public Function Clone (mapIndices As DataFrameColumn, Optional invertMapIndices As Boolean = false, Optional numberOfNullsToAppend As Long = 0) As ArrowStringDataFrameColumn
Public Overrides Function Clone (Optional mapIndices As DataFrameColumn = Nothing, Optional invertMapIndices As Boolean = false, Optional numberOfNullsToAppend As Long = 0) As DataFrameColumn
參數
- mapIndices
- DataFrameColumn
- invertMapIndices
- Boolean
- numberOfNullsToAppend
- Int64
傳回
一個新的 DataFrameColumn