# First family > **🛈 Informations** > > **fam1**\ > `standard` | Variable | Description | |-----------------------------------------------------------------------------------------------------------------------------------------------------------------|---------------------------------| | **fam1.var**
[`string`](https://rougail.readthedocs.io/en/latest/variable.html#variables-types) `standard` `mandatory` | A variable.
**Default**: no | # Second family > **🛈 Informations** > > **fam2**\ > `standard` | Variable | Description | |-----------------------------------------------------------------------------------------------------------------------------------------------------------------|----------------------------------------------------------------------------------| | **fam2.var**
[`string`](https://rougail.readthedocs.io/en/latest/variable.html#variables-types) `standard` `mandatory` | A variable.
**Default**: the value of the variable "[A variable](#fam1.var)" |