# LibTmux::Selection#size

- **Module:** LibTmux
- **Package:** libtmux
- **Language:** Ruby
- **Kind:** method
- **Source:** https://github.com/libtmux/libtmux-ruby/blob/46474e8a2f03e39fc2b0ff73b6a841777b79c4d2/gems/libtmux/lib/libtmux/selection.rb#L44
- **Page:** https://libtmux.org/en/ruby/v0.1.2/reference/libtmux-selection-size/

```
def size: () -> ::Integer
```

Behavior: Selections.

Behavior contract: Selections.

## Guides

Pages that discuss `size`.

- [Workspace guide](/en/ruby/v0.1.2/workspace/source-guide/)