# LibTmux::WindowSnapshot#capture_id

- **Module:** LibTmux
- **Package:** libtmux
- **Language:** Ruby
- **Kind:** method
- **Source:** https://github.com/libtmux/libtmux-ruby/blob/da7b6191b9439e3c84fa1c9eeaa9168263ee7af4/gems/libtmux/lib/libtmux/snapshot.rb#L10
- **Public owner:** LibTmux::CapturedRecord#capture_id
- **Page:** https://libtmux.org/en/ruby/v0.1.1/reference/libtmux-windowsnapshot-capture_id/

```
def capture_id: () -> ::String
```

Returns the value of attribute capture_id.

Behavior contract: Captured records.