# libtmux::NodeCollector::begin_group

- **Module:** libtmux::NodeCollector
- **Package:** libtmux-cxx
- **Language:** C++
- **Kind:** method
- **Source:** https://github.com/libtmux/libtmux-cxx/blob/85e8bd603a322dc32bb8b9aeb1a72bcf36945f1d/include/libtmux/lowered_node.hpp#L75
- **Page:** https://libtmux.org/reference/cxx/libtmux-nodecollector-begin_group/

```
libtmux::NodeCollector::begin_group(conjunction: bool) -> void
```