Compartir a través de


GroupBy<TKey>.Count(String[]) Método

Definición

public override Microsoft.Data.Analysis.DataFrame Count (params string[] columnNames);
override this.Count : string[] -> Microsoft.Data.Analysis.DataFrame
Public Overrides Function Count (ParamArray columnNames As String()) As DataFrame

Parámetros

columnNames
String[]

Devoluciones

Se aplica a