# ControlSession.changes(named:)

- **Module:** ControlSession
- **Package:** libtmux-swift
- **Language:** Swift
- **Kind:** method
- **Source:** https://github.com/libtmux/libtmux-swift/blob/f02a4668570e1cc5198c941413750e021f42c214/Sources/LibTmux/Watch.swift#L158
- **Page:** https://libtmux.org/reference/swift/controlsession-changes(named-)/

```
ControlSession.changes(named:)(named: String?) -> SubscriptionChangeStream
```

Every subscription change on this connection, optionally narrowed to one subscription's name.

An observer of its own, like ``notifications``, so watching does not
take notifications away from anything else reading the connection.