# tmux.JoinPaneRequest.Size

- **Module:** tmux.JoinPaneRequest
- **Package:** github.com/libtmux/libtmux-go/tmux
- **Language:** Go
- **Kind:** attribute
- **Source:** https://github.com/libtmux/libtmux-go/blob/52968a3181c1c9e6d1b26c565d4b170968ae61c0/tmux/pane_relocate.go#L50
- **Page:** https://libtmux.org/en/go/latest/reference/tmux-joinpanerequest-size/

Size selects a nonnegative absolute pane size; nil omits it.