ConstReadonlyFILE_FORMAT_CSV: "FILE_FORMAT_CSV"Each widget's data is exported as a comma-separated values (CSV) file.
ReadonlyFILE_FORMAT_EXCEL: "FILE_FORMAT_EXCEL"Each widget's data is exported as a Microsoft Excel (.xlsx) file.
ReadonlyFILE_FORMAT_TSV: "FILE_FORMAT_TSV"Each widget's data is exported as a tab-separated values (TSV) file.
ReadonlyFILE_FORMAT_UNSPECIFIED: "FILE_FORMAT_UNSPECIFIED"The file format is unspecified. This is not a valid selection; a concrete format must be chosen.
The output format of an exported tabular data file. Must be set to a value other than
FILE_FORMAT_UNSPECIFIED.