Full text
if the next calendar month does not have a day that has the same calendar number as the particular day, the last day of that next calendar month; (mois)
if the next calendar month does not have a day that has the same calendar number as the particular day, the last day of that next calendar month; (mois)
if the next calendar month does not have a day that has the same calendar number as the particular day, the last day of that next calendar month;