# session_group_attached

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

> Number of clients sessions in group are attached to

format variable tmux3.2a

Number of clients sessions in group are attached to

* Scope

  Describes the session being formatted

* Type

  Text

* Usage

  `#{session_group_attached}`

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

Number of clients sessions in group are attached to

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

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

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

* Defined in

  [`format.c:2831`](https://github.com/tmux/tmux/blob/3b929f332aafa7f1080eacc31feb11ffbb1d1841/format.c#L2831)

* C source reference

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

* CLI Manual

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

## Used by[#](https://libtmux.org/en/tmux/3.2a/catalog/formats/session_group_attached/#used-by)

Library documentation that names this format variable.

* Go

  [`tmux.FormatValues.SessionGroupAttached`](https://libtmux.org/en/go/latest/reference/tmux-formatvalues-sessiongroupattached/), [`tmux.Session.GroupAttached`](https://libtmux.org/en/go/latest/reference/tmux-session-groupattached/)