- Update documentation for the NewStyle function
- Update unit tests
- Update dependencies Go module
- Update GitHub workflow dependencies package version
- Update copyright agreement statement
- New conditional formatting types: text, blanks, no blanks, errors, and no errors
- Support calculate formula with multiple dash arithmetic symbol
- Fix empty calculate result with numeric arguments in LEN, LOWER, PROPER, REPT, UPPER, and IF formula functions
- Uniform double quote in calculation unit tests
- Update unit tests
- Add export ChartLineType enumeration to specify the chart line type
- Add new Border field in the Chart type to set the chart area border
- Add new Type field in the ChartLine type to set the line type
- Fix some format missing on get style definition
- Update the unit tests
- Improve compatibility with the viewer which doesn't support default theme part namespace
- ref #1690, support read background color style, and conditional format with default pattern type
- Update the unit tests
- Improve compatibility for absolute path drawing part
- Fix incorrect table ID generated in the workbook which contains single table cells
- Fix missing relationship parts in the content types in some cases
- Upgrade number format parser to fix missing literal tokens in some cases
- Update built-in zh-cn and zh-tw language number format
- Ref #65, init new formula function: TEXT
- Remove duplicate style-related variables
- Update the unit tests
- Fix a v2.8.0 regression bug, generate workbook corruption caused by incorrect MRU colors style parts
- Fix corrupted workbooks generated when adding tables in some cases
- Added several exported extension list child element URI constants
- Move part of the internal constant and variables definition to the template source code file
- Updated unit tests
- Correction cell type when formatting date type cell value
- Add check for MID and MIDB formula functions num_chars arguments, prevent panic on specifying a negative number
- Ref #65, add support for 2 formula functions: SEARCH and SEARCHB
- Fix a v2.8.0 regression bug, error on set print area and print titles with built-in special defined name
- Add new exported function `GetPivotTables` for get pivot tables
- Add a new `Name` field in the `PivotTableOptions` to support specify pivot table name
- Using relative cell reference in the pivot table docs and unit tests
- Support adding slicer content type part internally
- Add new exported source relationship and namespace `NameSpaceSpreadSheetXR10`, `ContentTypeSlicer`, `ContentTypeSlicerCache`, and `SourceRelationshipSlicer`
- Add new exported extended URI `ExtURIPivotCacheDefinition`
- Fix formula argument wildcard match issues
- Update GitHub Actions configuration, test on Go 1.21.x with 1.21.1 and later
- Avoid corrupted workbooks generated by improving compatibility with internally indexed color styles
- Breaking changes: changed the data type for the `DecimalPlaces` to pointer of integer
- Fallback to default 2 zero placeholder for invalid decimal places
- Update unit tests
- Simplify and remove duplicate code for optimization
- Update documentation comments with typo fix
- Handle error return to save the workbook
- Add file path length limitation details in the error message
- Remove the `Lang` field in the `Style` data type
- Rename field name `ShortDateFmtCode` to `ShortDatePattern` in the `Options` data type
- Rename field name `LongDateFmtCode` to `LongDatePattern` in the `Options` data type
- Rename field name `LongTimeFmtCode` to `LongTimePattern` in the `Options` data type
- Apply built-in language number format code number when creating a new style
- Checking and returning error if the date and time pattern was invalid
- Add new `Options` field `CultureInfo` and new exported data type `CultureName`
- Add new culture name types enumeration for country code
- Update unit tests
- Move built-in number format code and currency number format code definition source code
- Remove the built-in language number format code mapping with Unicode values
- Fix incorrect number formatted result for date and time with 12 hours at AM
- Simplify variable declaration and error return statements
- Remove the internal `xlsxTabColor` data type
- Using the `xlsxColor` data type instead of `xlsxTabColor`
- Update unit test, improve code coverage
- Support creating a conditional format with a "stop if true" rule
- Support set border color and create solid color for the color data bar
- Fix incorrect cell type when modifying string cell with the time number
- Update unit test for the add pivot table to avoid pivot table range overlap
- Update the unit tests
- Update the `SetHeaderFooter` function parameters name
- Update document for the `SetDocProps` and `SetCellHyperLink` functions
- Update example code in the documentation
- Update unit tests
- Rename `PictureOptions` to `GraphicOptions`
- Adjust partial options fields data types for the `PictureOptions` and `Shape` structure
- Update dependencies module