# Rougail > **🛈 Informations** > > **rougail**\ > `basic` ## A dynamic family > **🛈 Informations** > > **rougail.dyn*val1***\ > **rougail.dyn*val2***\ > This family builds families dynamically.\ > `basic`\ > **Identifiers**: > - val1 > - val2 | Variable                                                                                                      | Description                                                                                                   | |------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | **rougail.dyn*val1*.var**
**rougail.dyn*val2*.var**
[`string`](https://rougail.readthedocs.io/en/latest/variable.html#variables-types) `basic` `mandatory` | A variable inside a dynamic family. |