# LibTmux.SetOptionRequest.ExpandFormat

- **Module:** LibTmux
- **Package:** LibTmux
- **Language:** C#
- **Kind:** property
- **Source:** https://github.com/libtmux/libtmux-dotnet/blob/cf34b255c896d19a97e7d7fabea58609c916012d/src/LibTmux/Requests/SetOptionRequest.cs#L35
- **Page:** https://libtmux.org/en/csharp/latest/reference/libtmux-setoptionrequest-expandformat/

Gets whether tmux expands the value as a format before storing it.