[]
Gets the zero-based index of this table column within the ITableColumns collection.
The index reflects the current position of the column in its parent ITable.
int Index { get; }
ReadOnly Property Index As Integer
worksheet.Range["A1:B3"].Value = new object[,] {
{"Name", "Value"},
{"A", 100},
{"B", 200}
};
ITable table = worksheet.Tables.Add(worksheet.Range["A1:B3"], true);
int index = table.Columns[1].Index;