OptionalauthorOptionalcalcCalculate formulas on save
OptionalcolumnsColumns to export (if not provided, derives from data)
OptionalcsvCSV-specific options
OptionaldefaultDefault date format for all sheets
OptionaldefaultDefault number format for all sheets
OptionalfileFile name (without extension)
Export format
OptionalincludeInclude column headers in output
OptionaljsonJSON-specific options
OptionalmetadataWorkbook metadata
OptionalsamplingRow sampling options
OptionalsheetSheet name (Excel only, for single-sheet export)
OptionalsheetsMultiple sheet definitions (Excel only)
OptionalstylingStyling options (Excel only, for single-sheet export)
Optionaltitle
Main export options