# formatted(_:) Formats the decimal using the provided format style. ``` func formatted(_ format: S) -> S.FormatOutput where S : FormatStyle, S.FormatInput == Decimal ``` ## Parameters `format` The format style to apply when formatting the decimal. ## Return Value A localized, formatted string representation of the decimal. ## Discussion Use this method when you want to format a single decimal value with a specific format style or multiple format styles. The following example shows the results of formatting a given decimal value with format styles for the `en_US` and `fr_FR` locales: ```swift let decimal: Decimal = 123456.789 let usStyle = Decimal.FormatStyle(locale: Locale(identifier: "en_US")) let frStyle = Decimal.FormatStyle(locale: Locale(identifier: "fr_FR")) let formattedUS = decimal.formatted(usStyle) // 123,456.789 let formattedFR = decimal.formatted(frStyle) // 123 456,789 ``` --- Copyright © 2026 Apple Inc. All rights reserved. | [Terms of Use](https://www.apple.com/legal/internet-services/terms/site.html) | [Privacy Policy](https://www.apple.com/privacy/privacy-policy)