# LibTmux::Pane#resize

- **Module:** LibTmux
- **Package:** libtmux
- **Language:** Ruby
- **Kind:** method
- **Source:** https://github.com/libtmux/libtmux-ruby/blob/da7b6191b9439e3c84fa1c9eeaa9168263ee7af4/gems/libtmux/lib/libtmux/operations.rb#L318
- **Page:** https://libtmux.org/en/ruby/v0.1.1/reference/libtmux-pane-resize/

```
def resize: (
  ?width: ::Integer?,
  ?height: ::Integer?,
  ?direction: :left | :right | :up | :down | nil,
  ?amount: ::Integer,
  ?zoom: bool,
  ?timeout: ::Numeric,
  ?cancel: untyped
) -> ::LibTmux::CommandResult
```

Behavior: Entity mutation.

Behavior contract: Entity mutation.

## Parameters

- `width` (`::Integer?`)
- `height` (`::Integer?`)
- `direction` (`:left | :right | :up | :down | nil`)
- `amount` (`::Integer`)
- `zoom` (`bool`)
- `timeout` (`::Numeric`)
- `cancel` (`untyped`)

## tmux command

The tmux commands behind `resize`.

- [`resize-pane`](/en/tmux/latest/manual/resize-pane/)

## tmux C API

The C declarations in tmux that implement these commands.

- [`cmd_resize_pane_entry`](/en/tmux/latest/reference/c-variable-cmd_resize_pane_entry/) (attribute)
- [`cmd_resize_pane_exec`](/en/tmux/latest/reference/c-function-cmd-resize-pane-c-cmd_resize_pane_exec/) (function)

## In other ports

Resize a pane

| Language | Equivalent |
| --- | --- |
| Python | [`libtmux.Pane.resize`](/en/py/latest/reference/libtmux-pane-resize/) (method) |
| Lua | [`libtmux.Pane:resize`](/en/lua/latest/reference/libtmux-pane-resize/) (method) |
| TypeScript | [`pane.Pane.resize`](/en/ts/latest/reference/pane-pane-resize/) (method) |
| Rust | [`pane.Pane.resize`](/en/rs/latest/reference/pane-pane-resize/) (method) |
| Go | [`tmux.Pane.Resize`](/en/go/latest/reference/tmux-pane-resize/) (method) |
| Java | [`io.github.libtmux.Pane.resize`](/en/java/latest/reference/io-github-libtmux-pane-pane-resize/) (method) |
| C# | [`LibTmux.Pane.ResizeAsync`](/en/csharp/latest/reference/libtmux-pane-resizeasync/) (method) |
| C++ | no direct equivalent; `libtmux::Window::resize` resizes the window, not a pane within it |
| Swift | [`Server.resize(_:width:height:)`](/en/swift/latest/reference/server-resize(_-width-height-)/) (method) |

No equivalent is recorded in PowerShell, Julia, Elixir, Kotlin, Scala or F#.