js-xlsx
https://github.com/sheetjs/js-xlsx
JavaScript
:green_book: SheetJS Community Edition -- Spreadsheet Parser and Writer
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Help out
- Issues
- thousand separator
- Rounding times in cell.v with milliseconds forget to report on minutes
- Custom cell format not applying
- Formats with multiple leading 000s need to preserve these in the output
- Fraction format gives incorrect results if there is text in the middle
- Colors
- hh:mm:ss formatting bug
- If only 1 format is given and it doesn't describe a number or date, the "-" sign is missing for negative values
- Format string '#,##0.##########' throws error: unsupported format |#,##0.##########|
- Date format 14 should have yyyy to correspond with modern Excel
- Docs
- JavaScript not yet supported