---
title: birthdateDay
framework: appkit
role: symbol
role_heading: Type Property
path: appkit/nstextcontenttype/birthdateday
---

# birthdateDay

A property that defines the content in a text input area as the day component of a birthdate.

## Declaration

```swift
static let birthdateDay: NSTextContentType
```

## See Also

### Getting birthday information

- [birthdate](appkit/nstextcontenttype/birthdate.md)
- [birthdateMonth](appkit/nstextcontenttype/birthdatemonth.md)
- [birthdateYear](appkit/nstextcontenttype/birthdateyear.md)