# mouse_x

Source: https://libtmux.org/en/tmux/3.7c/catalog/formats/mouse_x/

> Mouse X position, if any

format variable tmux3.7c

Mouse X position, if any

* Scope

  Describes the mouse being formatted

* Type

  Text

* Usage

  `#{mouse_x}`

## Description[#](https://libtmux.org/en/tmux/3.7c/catalog/formats/mouse_x/#description)

Mouse X position, if any

## Releases[#](https://libtmux.org/en/tmux/3.7c/catalog/formats/mouse_x/#releases)

* [tmux 3.7c](https://libtmux.org/en/tmux/3.7c/catalog/formats/mouse_x/) : present
* [tmux 3.2a](https://libtmux.org/en/tmux/3.2a/catalog/formats/mouse_x/) : present

## Source[#](https://libtmux.org/en/tmux/3.7c/catalog/formats/mouse_x/#source)

* Defined in

  [`format.c:3389`](https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/format.c#L3389)

* C source reference

  [`format_cb_mouse_x`](https://libtmux.org/en/tmux/3.7c/reference/c-function-format-c-format_cb_mouse_x/)

* CLI Manual

  [Original manual entry](https://libtmux.org/en/tmux/3.7c/manual/full/#mouse_x)