# io.github.libtmux.query.FilterExpr.FilterExpr.ToMany

- **Module:** io.github.libtmux.query.FilterExpr.FilterExpr
- **Package:** io.github.libtmux:libtmux
- **Language:** Java
- **Kind:** struct
- **Source:** https://github.com/libtmux/libtmux-java/blob/842228310449e879ebcaa3f910597757c9dbffd6/libtmux/src/main/java/io/github/libtmux/query/FilterExpr.java#L180
- **Page:** https://libtmux.org/en/java/latest/reference/io-github-libtmux-query-filterexpr-filterexpr-tomany/

A quantified filter over a to-many relation.

{@code ALL} over an empty relation is true. That is the standard vacuous reading and it is
the one tmux users expect: a session with no windows does not fail "all windows are zoomed".

## Members

- `test` (method)
- `describe` (method)