# LibTmux.Query.QueryExtensions.Matching

- **Module:** LibTmux.Query.QueryExtensions
- **Package:** LibTmux
- **Language:** .NET
- **Kind:** method
- **Source:** https://github.com/libtmux/libtmux-dotnet/blob/320dc64f4b8b7815842471327a5e6b84a1499bf8/src/LibTmux/Query/QueryExtensions.cs#L38
- **Page:** https://libtmux.org/en/dotnet/latest/reference/libtmux-query-queryextensions-matching/

```
LibTmux.Query.QueryExtensions.Matching(source: IEnumerable<T>, predicate: Expression<Func<T, bool>>) -> IReadOnlyList<T>
```

Filters a snapshot with a declarative predicate.

## Parameters

- `source` (IEnumerable<T>): The captured elements.
- `predicate` (Expression<Func<T, bool>>): The predicate to translate and apply.

## Returns

The matching elements.