| StubCollator | Alias of {@link \Symfony\Component\Intl\Collator\Collator}. |
| StubIntl | Alias of {@link \Symfony\Component\Intl\Globals\IntlGlobals}. |
| StubIntlDateFormatter | Alias of {@link \Symfony\Component\Intl\DateFormatter\IntlDateFormatter}. |
| StubLocale | Alias of {@link \Symfony\Component\Intl\Locale\Locale}. |
| StubNumberFormatter | Alias of {@link \Symfony\Component\Intl\NumberFormatter\NumberFormatter}. |