[]
Represents the format in which the workbook is opened.
public enum OpenFileFormat
Csv = 1
Represents a csv file.
Sjs = 4
Represents a SpreadJS .sjs file.
Xlsm = 2
Represents an xlsm file.
Xlsx = 0
Represents an xlsx file.
Xltx = 3
Represents an xltx file.