# Rougail > **πŸ›ˆ Informations** > > **Path**: rougail\ > `standard` ## GΓ©nΓ©ral > **πŸ›ˆ Informations** > > **Path**: rougail.general\ > `standard` | Variable | Description | |----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|-------------------------------------------| | **rougail.general.varname**
[`string`](https://rougail.readthedocs.io/en/latest/variable.html#variables-types) `multiple` `standard` `mandatory` `unique` | No change.
**Default**:
β€’ a | # Extra > **πŸ›ˆ Informations** > > **Path**: extra\ > `basic` | Variable | Description | |----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|--------------------------------------------| | **extra.var**
[`string`](https://rougail.readthedocs.io/en/latest/variable.html#variables-types) `multiple` `standard` `mandatory` `unique` | A variable.
**Default**:
β€’ a | ## dyn_*a* > **πŸ›ˆ Informations** > > This family builds families dynamically.\ > **Path**: extra.dyn_*a*\ > `basic`\ > **Identifiers**: the value of the variable "[A variable](#extra.var)" | Variable | |-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | **extra.dyn_*a*.var**
[`string`](https://rougail.readthedocs.io/en/latest/variable.html#variables-types) `basic` `mandatory` |