# mouse_x

Source: https://libtmux.org/en/tmux/3.2a/catalog/formats/mouse_x/

> Mouse X position, if any

format variable tmux3.2a

Mouse X position, if any

* Scope

  Describes the mouse being formatted

* Type

  Text

* Usage

  `#{mouse_x}`

## Description[#](https://libtmux.org/en/tmux/3.2a/catalog/formats/mouse_x/#description)

Mouse X position, if any

## Releases[#](https://libtmux.org/en/tmux/3.2a/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/3.2a/catalog/formats/mouse_x/#source)

* Defined in

  [`format.c:2687`](https://github.com/tmux/tmux/blob/3b929f332aafa7f1080eacc31feb11ffbb1d1841/format.c#L2687)

* C source reference

  [`format_cb_mouse_x`](https://libtmux.org/en/tmux/3.2a/reference/c-function-format-c-format_cb_mouse_x/)

* CLI Manual

  [Original manual entry](https://libtmux.org/en/tmux/3.2a/manual/full/#mouse_x)