# tmux.Plan.SetEnvironment

- **Module:** tmux.Plan
- **Package:** github.com/libtmux/libtmux-go/tmux
- **Language:** Go
- **Kind:** method
- **Source:** https://github.com/libtmux/libtmux-go/blob/52968a3181c1c9e6d1b26c565d4b170968ae61c0/tmux/plan_session.go#L120
- **Page:** https://libtmux.org/en/go/latest/reference/tmux-plan-setenvironment/

```
tmux.Plan.SetEnvironment(target: Ref, name: string)
```

SetEnvironment records a variable set in the session target names, or in the server when target is the zero [Ref].