# formats.EmptyPolicy

- **Module:** formats
- **Package:** libtmux
- **Language:** Rust
- **Kind:** enum
- **Source:** https://github.com/libtmux/libtmux-rs/blob/8a648c0894dfffc9303583f753b6c8ae01f2fe76/crates/libtmux/src/formats.rs#L186
- **Page:** https://libtmux.org/reference/rs/formats-emptypolicy/

## Members

- `Required` (constant) — Reject an empty field.
- `Absent` (constant) — Interpret an empty field as absent.
- `Available` (constant) — Pass an empty field to its decoder.