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<?php function formatted_month($month) { $first_day_in_month = new DateTime('2022-01-01'); $fmt = datefmt_create( 'fr_FR', IntlDateFormatter::FULL, IntlDateFormatter::FULL, 'Europe/Paris', IntlDateFormatter::GREGORIAN, 'MMMM YY' ); $formatted_month = datefmt_format($fmt,$first_day_in_month); return $formatted_month; } function formatted_month2($month) { $first_day_in_month = new DateTime('2022-01-01'); $fmt = datefmt_create( 'en_EN', IntlDateFormatter::FULL, IntlDateFormatter::FULL, 'Europe/Paris', IntlDateFormatter::GREGORIAN, 'MMMM YY' ); $formatted_month = datefmt_format($fmt,$first_day_in_month); return $formatted_month; } echo formatted_month(1); echo PHP_EOL; echo formatted_month2(1);