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