---
title: startSubelementIdentifier
framework: foundation
role: symbol
role_heading: Instance Property
path: foundation/nswhosespecifier/startsubelementidentifier
---

# startSubelementIdentifier

Returns the start sub-element identifier for the receiver.

## Declaration

```swift
var startSubelementIdentifier: NSWhoseSpecifier.SubelementIdentifier { get set }
```

## Return Value

Return Value The start sub-element identifier for the receiver.

## See Also

### Accessing information about a whose specifier

- [endSubelementIdentifier](foundation/nswhosespecifier/endsubelementidentifier.md)
- [endSubelementIndex](foundation/nswhosespecifier/endsubelementindex.md)
- [startSubelementIndex](foundation/nswhosespecifier/startsubelementindex.md)
- [test](foundation/nswhosespecifier/test.md)