Removes the worksheet at the specified position from the collection.
An integer that is the zero-based index of a worksheet to be deleted from a workbook.
The RemoveAt method disposes of an element removed from the collection. To remove the specified worksheet from the collection, use the WorksheetCollection.Remove method. You can also hide worksheets (see the How to: Show and Hide a Worksheet topic for details).
A workbook must always contain at least one visible worksheet.
This example demonstrates how to remove a worksheet from a workbook by calling the WorksheetCollection.Remove or WorksheetCollection.RemoveAt method of the WorksheetCollection object that is accessed via the Workbook.Worksheets property.
A complete sample project is available at https://github.com/DevExpress-Examples/spreadsheet-document-server-api-e4339
// Delete the "Sheet2" worksheet from the workbook. workbook.Worksheets.Remove(workbook.Worksheets["Sheet2"]); // Delete the first worksheet from the workbook. workbook.Worksheets.RemoveAt(0);