WorksheetCellFormatOptions FormatOptions {get; set;}
For style formats, this value indicates which properties should be used in the format when applying the style to a cell. All other groups of properties will return a default value.
For cell and differential formats, this value indicates which properties should be resolved and returned by the format. All other properties should will be resolved and returned by the parent Style.
Target Platforms: Android 4.4+, iOS 8+
Development Environments: Visual Studio 2015+, Visual Studio for Mac Preview, Xamarin for Visual Studio 4.2+