# Week Numbers

> FullCalendar v6 documentation, for an old release. Web version: https://legacy.fullcalendar.io/v6/week-numbers
>
> Latest version (v7): https://fullcalendar.io/docs/week-numbers.md

Display week numbers in various parts of your calendar views.

## Articles

- [weekNumbers](https://legacy.fullcalendar.io/v6/weekNumbers.md) - Determines if week numbers should be displayed on the calendar.
- [weekNumberCalculation](https://legacy.fullcalendar.io/v6/weekNumberCalculation.md) - The method for calculating week numbers that are displayed with the weekNumbers setting.
- [weekText](https://legacy.fullcalendar.io/v6/weekText.md) - The heading text for week numbers. Also affects weeks in date formatting.
- [weekTextLong](https://legacy.fullcalendar.io/v6/weekTextLong.md) - Like weekText but only used when the date-formatting week setting is set to 'long'.
- [weekNumberFormat](https://legacy.fullcalendar.io/v6/weekNumberFormat.md) - Controls the week number text.
- [Week-Number Render Hooks](https://legacy.fullcalendar.io/v6/week-number-render-hooks.md) - weekNumberClassNames - a ClassName Input

## Demos

- [weekNumbers activated](https://legacy.fullcalendar.io/v6/weekNumbers-demo)