API Reference > imodeljs-Quantity > Quantity > CustomFormatProps CustomFormatProps Interface Beta This interface is used when supporting Custom Formatters that need more than the standard set of properties. Extends FormatProps Properties Name Type Description custom Readonly any Inherited properties Name Type Inherited from Description composite Readonly undefined | { includeZero?: boolean, spacer?: string, units: { label?: string, name: string }[] } FormatProps decimalSeparator Readonly undefined | string FormatProps formatTraits Readonly string | string[] FormatProps minWidth Readonly undefined | number FormatProps precision Readonly undefined | number FormatProps roundFactor Readonly undefined | number FormatProps scientificType Readonly undefined | string FormatProps showSignOption Readonly undefined | string FormatProps stationOffsetSize Readonly undefined | number FormatProps stationSeparator Readonly undefined | string FormatProps thousandSeparator Readonly undefined | string FormatProps type Readonly string FormatProps uomSeparator Readonly undefined | string FormatProps Defined in quantity/src/Formatter/Interfaces.ts Line 41 Last Updated: 11 June, 2024