public static void GroupDataRows(IEnumerable <DataRow> source, List <DataTable> destination, string[] groupByFields, int fieldIndex, DataTable schema)
{
if (fieldIndex >= groupByFields.Length || fieldIndex < 0)
{
DataTable dataTable = schema.Clone();
foreach (DataRow dataRow in source)
{
DataRow row = dataTable.NewRow();
row.ItemArray = dataRow.ItemArray;
dataTable.Rows.Add(row);
}
destination.Add(dataTable);
}
else
{
foreach (IEnumerable <DataRow> source1 in source.GroupBy <DataRow, object>((Func <DataRow, object>)(o => o[groupByFields[fieldIndex]])))
{
LotteryCheck.GroupDataRows(source1, destination, groupByFields, fieldIndex + 1, schema);
}
++fieldIndex;
}
}
public static void GroupDataRows(IEnumerable <DataRow> source, List <DataTable> destination, string[] groupByFields, int fieldIndex, DataTable schema)
{
if (fieldIndex >= groupByFields.Length || fieldIndex < 0)
{
DataTable dataTable = schema.Clone();
foreach (DataRow current in source)
{
DataRow dataRow = dataTable.NewRow();
dataRow.ItemArray = current.ItemArray;
dataTable.Rows.Add(dataRow);
}
destination.Add(dataTable);
return;
}
IEnumerable <IGrouping <object, DataRow> > enumerable = from o in source
group o by o[groupByFields[fieldIndex]];
foreach (IGrouping <object, DataRow> current2 in enumerable)
{
LotteryCheck.GroupDataRows(current2, destination, groupByFields, fieldIndex + 1, schema);
}
fieldIndex++;
}
