# formats.row.FormatCodecError.field

- **Module:** formats.row.FormatCodecError
- **Package:** libtmux
- **Language:** Rust
- **Kind:** method
- **Source:** https://github.com/libtmux/libtmux-rs/blob/8a648c0894dfffc9303583f753b6c8ae01f2fe76/crates/libtmux/src/formats/row.rs#L474
- **Page:** https://libtmux.org/reference/rs/formats-row-formatcodecerror-field/

```
formats.row.FormatCodecError.field(self) -> Option<usize>
```

Return the zero-based field coordinate.