French (Switzerland) (fr-CH)

Complete reference for the fr-CH locale — live Intl API output, CLDR plural rules, and framework config snippets.

Reference locale

French (Switzerland)

Metadata locale

Kód BCP 47fr-CH

Název v jazyceFrançais (Suisse)

Anglický názevFrench (Switzerland)

Jazykfr

RegionCH

PísmoLatn

Směr textuZleva doprava (LTR)

Kategorie plurálu CLDRone, many, other

Odhadovaný počet mluvících~2,000,000

Intl API Live Output

DateTimeFormat

Short26.08.26

Medium26 août 2026

Long26 août 2026

Fullmercredi, 26 août 2026

NumberFormat

Decimal1 234 567,89

Currency (USD)9.99 $US

Percent75%

Compact1,2 M

RelativeTimeFormat

il y a 3 jours

Output for: -3 days ago

ListFormat

apples, oranges et bananas

Conjunction list: apples, oranges, bananas

CLDR Plural Rules

Categories supported by fr-CH: one, many, other

oneExample number: 1

→ one

manyExample number: 11

→ other

otherExample number: 100

→ other

Framework Config Snippets

next-intl

// next-intl configuration
// next.config.ts
import createNextIntlPlugin from 'next-intl/plugin';
const withNextIntl = createNextIntlPlugin();
export default withNextIntl({});

// i18n/routing.ts
import { defineRouting } from 'next-intl/routing';
export const routing = defineRouting({
  locales: ['fr-CH', 'en'],
  defaultLocale: 'en',
});

react-intl

// react-intl configuration
import { IntlProvider } from 'react-intl';
import messages from './messages/fr-CH.json';

function App() {
  return (
    <IntlProvider locale="fr-CH" messages={messages}>
      {/* your app */}
    </IntlProvider>
  );
}

i18next

// i18next configuration
import i18n from 'i18next';
import { initReactI18next } from 'react-i18next';

i18n
  .use(initReactI18next)
  .init({
    lng: 'fr-CH',
    fallbackLng: 'en',
    resources: {
      'fr-CH': {
        translation: require('./locales/fr-CH/translation.json'),
      },
    },
  });

export default i18n;