# LibTmux::Query::Filter.to-json

- **Module:** LibTmux::Query
- **Package:** LibTmux
- **Language:** Raku
- **Kind:** method
- **Source:** https://github.com/libtmux/libtmux-raku/blob/0b5dd3d32e20f83a0069874e33eab0eb48f55962/lib/LibTmux/Query.rakumod#L392
- **Page:** https://libtmux.org/en/raku/latest/reference/libtmux-query-filter-to-json/

```
method to-json(--> Str:D)
```

Encode the proposed wire schema; reject exact numbers that would round.

Encode the proposed wire schema; reject exact numbers that would round.