# query.matching.PredicateData.scalar

- **Module:** query.matching.PredicateData
- **Package:** libtmux
- **Language:** Rust
- **Kind:** method
- **Source:** https://github.com/libtmux/libtmux-rs/blob/8a648c0894dfffc9303583f753b6c8ae01f2fe76/crates/libtmux/src/query/matching.rs#L279
- **Page:** https://libtmux.org/reference/rs/query-matching-predicatedata-scalar/

```
query.matching.PredicateData.scalar(self) -> Option<ResolvedScalar<'_>>
```