# LibTmux.FSharp.WindowFields.active

- **Module:** LibTmux.FSharp
- **Package:** LibTmux.FSharp
- **Language:** F#
- **Kind:** constant
- **Source:** https://github.com/libtmux/libtmux-dotnet/blob/cf34b255c896d19a97e7d7fabea58609c916012d/src/LibTmux.FSharp/Query.fsi#L212
- **Page:** https://libtmux.org/en/fsharp/latest/reference/libtmux-fsharp-windowfields-active/

```
val active: Field<LibTmux.Window, bool>
```

Identifies whether the window is the current window of the session it was read through.