ArrowStringDataFrameColumn.Clone(DataFrameColumn, Boolean, Int64) 方法

参考

定义

命名空间:: Microsoft.Data.Analysis

程序集:: Microsoft.Data.Analysis.dll

包:: Microsoft.Data.Analysis v0.21.1

重要

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克隆列以通过提供 mapIndices 和反转标志来生成可能更改值顺序的副本

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.DataFrameColumn

Public Overrides Function Clone (Optional mapIndices As DataFrameColumn = Nothing, Optional invertMapIndices As Boolean = false, Optional numberOfNullsToAppend As Long = 0) As DataFrameColumn

参数

mapIndices: DataFrameColumn

invertMapIndices: Boolean

numberOfNullsToAppend: Int64

返回

DataFrameColumn

新的 DataFrameColumn

适用于