[]
Gets the sort key range.
This property represents the range used as the sort key for this ISortField.
IRange Key { get; }
ReadOnly Property Key As IRange
worksheet.Range["A1:B4"].Value = new object[,] {
{"Name", "Score"},
{"Tom", 80},
{"Ada", 95},
{"Ken", 88}
};
ISortField sortField = new ValueSortField(worksheet.Range["B2:B4"], SortOrder.Ascending);
IRange key = sortField.Key;