3077     if(opts && opts.biff >= 8) current_codepage = 1200;
3078     if(opts === undefined || opts.biff !== 5) {
3119     var cch = blob.read_shift(opts !== undefined && opts.biff > 0 && opts.biff < 8 ? 1 : 2);
3125     if(opts.biff !== 5 && opts.biff !== 2) return parse_XLUnicodeString(blob, length, opts);
9311         biff: 8, // BIFF version  property in parse_workbook.opts
9353             if(opts.biff === 5 || opts.biff === 2) switch(Rn) {
9433                     if(opts.biff !== 8);
9434                     else if(val.BIFFVer === 0x0500) opts.biff = 5;
9435                     else if(val.BIFFVer === 0x0002) opts.biff = 2;
9436                     else if(val.BIFFVer === 0x0007) opts.biff = 2;
9440                     if(opts.biff === 2) {
9548                     if(opts.biff <= 5 && opts.biff >= 2) break; /* TODO: BIFF5 */
9793 …var sheetnamesraw = opts.biff === 2 ? ['Sheet1'] : Object.keys(Directory).sort(function(a,b) { ret…