- Add support for 10 formula functions: ARRAYTOTEXT, FORECAST, FORECAST.LINEAR, FREQUENCY, INTERCEPT, ODDFYIELD, ODDLPRICE, ODDLYIELD, PROB and VALUETOTEXT
- Update unit tests

- Add new function GetStyle support for get style definition

- Update the unit test and dependencies modules

- Now support applying date and time number format for 812 language tags
- Fix panic on getting merged cells with the same start and end axis

- Support apply date and time number format with 16 languages: Persian, Polish, Portuguese, Punjabi, Quechua, Romanian, Romansh, Sakha, Sami, Sanskrit, Scottish Gaelic, Serbian, Sesotho sa Leboa, Setswana, Sindhi, Sinhala and Slovak
- Update the unit test and dependencies modules

- Fix basic arithmetic operator priority issues
- Support apply date and time number format with 52 languages: Estonian, Faroese, Filipino, Finnish, Frisian, Fulah, Galician, Georgian, Greek, Greenlandic, Guarani, Gujarati, Hausa, Hawaiian, Hebrew, Hindi, Hungarian, Icelandic, Igbo, Indonesian, Inuktitut, Kannada, Kashmiri, Kazakh, Khmer, Kiche, Kinyarwanda, Kiswahili, Konkani, Kyrgyz, Lao, Latin, Latvian, Lithuanian, Luxembourgish, Macedonian, Malay, Malayalam, Maltese, Maori, Mapudungun, Marathi, Mohawk, Morocco, Nepali, Nigeria, Norwegian, Occitan, Odia, Oromo, Pashto and Syllabics
- Support apply the Chinese weekdays' number formats
- Update the unit test and dependencies modules

- The `GetFormControl` now support to get text, rich-text and font format of the form controls
- Update the unit tests and the documentation

- Removed exported `ChartTitle` data type
- The `AddChart` function now supports formatting and setting rich text titles for the chart
- New exported function `GetFormControl` for getting form control
- Made case in-sensitive for internal worksheet XML path to improve compatibility
- Update the unit tests
- Update the documentation and internal comments on the codes

- Optimize number format parser
- Update documentation for the `AddFormControl` function
- Update unit tests
- Upgrade dependencies package

- Fix incorrect formula calculate results on a nested argument function which returns a numeric result
- Add a new exported error variable `ErrorFormControlValue`
- Rename exported enumeration `FormControlCheckbox` to `FormControlCheckBox`
- Rename exported enumeration `FormControlRadio` to `FormControlOptionButton`
- The `AddFormControl` function supports new 5 form controls: spin button, check box, group box, label, and scroll bar
- Update documentation for the `GraphicOptions` data type, `AddFormControl` and `NewStreamWriter` functions
- Update the unit tests

- New exported function `DeleteFormControl` has been added
- Update unit tests
- Fix comments was missing after form control added
- Update pull request templates

- Breaking changes:
* Change
    `func (f *File) AddShape(sheet, cell string, opts *Shape) error`
    to
    `func (f *File) AddShape(sheet string, opts *Shape) error`
* Rename the `Runs` field to `Paragraph` in the exported `Comment` data type
- Add new exported function `AddFormControl` support to add button and radio form controls
- Add check for shape type for the `AddShape` function, an error will be returned if no shape type is specified
- Updated functions documentation and the unit tests

- 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

This closes #1569, formula function CONCAT, CONCATENATE support concatenation of multiple cell values

- Fix documents issues for the `AddChart` function
- Update GitHub sponsor profile

- Update unit tests and documentation
- Lint issues fixed

Co-authored-by: Nxinyao.cheng <xinyao.cheng@zerone.com.cn>

- Breaking changes: rename exported type `PaneOptions` to `Selection`
- Update unit tests
- Upgrade dependencies package
- Add internal error variables
- Simplify variable declarations

- 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

Signed-off-by: NEng Zer Jun <engzerjun@gmail.com>

- 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

- Add new options `ShortDateFmtCode`, `LongDateFmtCode` and `LongTimeFmtCode`
- Update unit tests