# LibTmux::Filter::entity

- **Module:** LibTmux
- **Package:** LibTmux
- **Language:** Perl
- **Kind:** method
- **Source:** https://github.com/libtmux/libtmux-perl/blob/352715a4fa66a96eed7763b90daaa536aa2f121d/packages/core/lib/LibTmux/Filter.pm#L17
- **Page:** https://libtmux.org/en/perl/latest/reference/libtmux-filter-entity/

```
sub entity($self)
```

Return the declared entity-kind string. It remains known for an empty [`LibTmux::Selection`](/en/perl/latest/reference/libtmux-selection/).

## Methods