Regional Settings in related SharePoint-Site? -- What about alternate activated languages? -- What about preferred language setting in user profile?
So, who will win when opening a page with a localized SPFx-WebPart?
Regional Settings in related SharePoint-Site? -- What about alternate activated languages? -- What about preferred language setting in user profile?
So, who will win when opening a page with a localized SPFx-WebPart?
SharePoint Framework WebPart use what SharePoint gives it through _spPageContextInfo.currentUICultureName. So it will pick language as expected.
More information here https://docs.microsoft.com/en-us/sharepoint/dev/spfx/web-parts/guidance/localize-web-parts