# LibTmux::Async::Server#unset_environment

- **Module:** LibTmux::Async::Server#
- **Package:** libtmux-async
- **Language:** Ruby
- **Kind:** method
- **Source:** https://github.com/libtmux/libtmux-ruby/blob/c6d9d21771828e583692ca899ed817f9640d6a55/gems/libtmux/lib/libtmux/operations.rb#L89
- **Page:** https://libtmux.org/en/ruby/latest/reference/libtmux-async-server-unset_environment/

```
LibTmux::Async::Server#unset_environment(arg1: ::String, timeout: ::Numeric = nil, cancel: untyped = nil) -> ::LibTmux::CommandResult
```

Behavior: Environment.

Behavior contract: Environment.