The Microsoft Excel File Format - OpenOffice.org

5.36 DSF – Double Stream File
5.36 DSF – Double Stream File
BIFF2 BIFF3 BIFF4 BIFF5 BIFF8
— — — — 0161 H
This record specifies if the BIFF8 workbook document contains an additional BIFF5 Workbook Stream with the name
“Book” (➜2.3.3).
Record DSF, BIFF8:
Offset Size Contents
0 2 0 = Only the BIFF8 “Workbook” stream is present
1 = Additional BIFF5 “Book” stream is in the file
A double stream file can be read by Excel 5.0 and Excel 7.0, and still contains all new features added to BIFF8 (which
are left out in the BIFF5 “Book” stream).
5.37 EOF – End of File
BIFF2 BIFF3 BIFF4 BIFF5 BIFF8
000A H 000A H 000A H 000A H 000A H
This record has no content. It indicates the end of a record block with leading BOF record (➜5.8). This could be the end
of the workbook globals, a worksheet, a chart, etc.
161