d2 = DataFrame(data,index=['one','two','three','four']) print(d2) d3 = DataFrame(data, index=['one', 'two', 'three', 'four'],columns=['year','pop','state'])#按指定列进行排序 print(d3) print('*'*20) print(d3['year'])
Namespace: Microsoft.Data.Analysis Assembly: Microsoft.Data.Analysis.dll Package: Microsoft.Data.Analysis v0.22.0-preview.24522.7 Source: DataFrameColumn.BinaryOperations.cs C# 复制 protected delegate(T, int) DataFrameColumn.GetValueAndBufferSortIndexAtBuffer<T>(int bufferIndex, int valueInd...
BooleanDataFrameColumn ByteDataFrameColumn CharDataFrameColumn DataFrame DataFrameColumn DataFrameColumn.GetBufferLengthAtIndex DataFrameColumn.GetBufferSortIndex DataFrameColumn.GetValueAndBufferSortIndexAtBuffer<T> DataFrameColumnCollection DataFrameJoinExtensions DataFrameRow DataFrameRowCollection DateTimeDataFrameCol...