XLS Format
Microsoft Excel 97-2003 Spreadsheet
XLS is the legacy Microsoft Excel format, widely used for spreadsheets with calculations, charts, and data organization.
ℹ️ Quick Facts
File Extension:.xls
Category:Spreadsheet
MIME Type:application/vnd.ms-excel
Compression:Binary
Transparency:No ❌
Best for:Legacy spreadsheets, Older Excel versions
💡 When to use XLS?
- Working with older Excel versions
- Legacy spreadsheet systems
⚠️ When NOT to use XLS?
- Modern workflows (use XLSX)
- Large datasets