---
title: Calendar.Component.era
framework: foundation
role: symbol
role_heading: Case
path: foundation/calendar/component/era
---

# Calendar.Component.era

Identifier for the era unit.

## Declaration

```swift
case era
```

## See Also

### Specifying Years and Months

- [Calendar.Component.year](foundation/calendar/component/year.md)
- [Calendar.Component.yearForWeekOfYear](foundation/calendar/component/yearforweekofyear.md)
- [Calendar.Component.quarter](foundation/calendar/component/quarter.md)
- [Calendar.Component.month](foundation/calendar/component/month.md)