| Variable | Description |
|--------------------------------------------------------------------------------------------------------------------------------------------------------------------|----------------------------------|
| **<a id="condition" name="condition">condition</a>**<br/>[`string`](https://rougail.readthedocs.io/en/latest/variable.html#variables-types) `standard` `mandatory` | A condition.<br/>**Default**: no |
| **<a id="variable" name="variable">variable</a>**<br/>[`string`](https://rougail.readthedocs.io/en/latest/variable.html#variables-types) `basic` `mandatory` | A variable. |
