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Import global variants of the locale data
The Angular CLI automatically includes locale data if you run the ng build command with the --localize option.
ng build --localize
  The @angular/common package on npm contains the locale data files. Global variants of the locale data are available in @angular/common/locales/global.
import example for French
  The following example imports the global variants for French (fr).
import '@angular/common/locales/global/fr';
  
   Last reviewed on Wed Oct 13 2021
  
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Licensed under the Creative Commons Attribution License 4.0.
 https://v12.angular.io/guide/i18n-optional-import-global-variants