DataFrameColumn.GetGroupedOccurrences 方法
定義
重要
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多載
| 名稱 | Description |
|---|---|
| GetGroupedOccurrences(DataFrameColumn, HashSet<Int64>) |
從此欄取得每個值的出現次數，並依該欄位分組 |
| GetGroupedOccurrences<TKey>(DataFrameColumn, HashSet<Int64>) |
從此欄取得每個值的出現次數，並依該欄位分組 |
GetGroupedOccurrences(DataFrameColumn, HashSet<Int64>)
從此欄取得每個值的出現次數，並依該欄位分組
public abstract System.Collections.Generic.Dictionary<long,System.Collections.Generic.ICollection<long>> GetGroupedOccurrences(Microsoft.Data.Analysis.DataFrameColumn other, out System.Collections.Generic.HashSet<long> otherColumnNullIndices);abstract member GetGroupedOccurrences : Microsoft.Data.Analysis.DataFrameColumn * HashSet -> System.Collections.Generic.Dictionary<int64, System.Collections.Generic.ICollection<int64>>Public MustOverride Function GetGroupedOccurrences (other As DataFrameColumn, ByRef otherColumnNullIndices As HashSet(Of Long)) As Dictionary(Of Long, ICollection(Of Long))參數
- other
- DataFrameColumn
傳回
將索引從此欄映射到其他欄位相同值的索引
適用於
GetGroupedOccurrences<TKey>(DataFrameColumn, HashSet<Int64>)
從此欄取得每個值的出現次數，並依該欄位分組
protected System.Collections.Generic.Dictionary<long,System.Collections.Generic.ICollection<long>> GetGroupedOccurrences<TKey>(Microsoft.Data.Analysis.DataFrameColumn other, out System.Collections.Generic.HashSet<long> otherColumnNullIndices);member this.GetGroupedOccurrences : Microsoft.Data.Analysis.DataFrameColumn * HashSet -> System.Collections.Generic.Dictionary<int64, System.Collections.Generic.ICollection<int64>>Protected Function GetGroupedOccurrences(Of TKey) (other As DataFrameColumn, ByRef otherColumnNullIndices As HashSet(Of Long)) As Dictionary(Of Long, ICollection(Of Long))類型參數
- TKey
參數
- other
- DataFrameColumn
傳回
將索引從此欄映射到其他欄位相同值的索引