API Reference > imodeljs-Quantity > Quantity > FormatProps FormatProps Interface Beta This interface defines the persistence format for describing the formatting of quantity values. Properties Name Type Description composite Readonly undefined | { includeZero?: boolean, spacer?: string, units: { label?: string, name: string }[] } decimalSeparator Readonly undefined | string formatTraits Readonly string | string[] minWidth Readonly undefined | number precision Readonly undefined | number roundFactor Readonly undefined | number scientificType Readonly undefined | string showSignOption Readonly undefined | string stationOffsetSize Readonly undefined | number stationSeparator Readonly undefined | string thousandSeparator Readonly undefined | string type Readonly string uomSeparator Readonly undefined | string Defined in quantity/src/Formatter/Interfaces.ts Line 15 Last Updated: 12 June, 2024