- Qt 5.15
- Qt Core
- C++ Classes
- QRomanCalendar
- Qt 5.15.19 Reference Documentation

# QRomanCalendar Class

The QRomanCalendar class is a shared base for calendars based on the ancient Roman calendar. More...

Header: | #include <QRomanCalendar>
qmake: | QT += core
Since: | Qt 5.14
Inherited By: | QGregorianCalendar, QJulianCalendar, and QMilankovicCalendar

This class was introduced in Qt 5.14.

## Detailed Description

Calendars based on the ancient Roman calendar share the names of months, whose lengths depend in a common way on whether the year is a leap year. They differ in how they determine which years are leap years.

See also QGregorianCalendar, QJulianCalendar, and QMilankovicCalendar.