| Variable | Description |
|--------------------------------------------------------------------------------------------------------------------------------------------------|-------------------------------------------------------------------|
| **<a id="var" name="var">var</a>**<br/>[`choice`](https://rougail.readthedocs.io/en/latest/variable.html#variables-types) `standard` `mandatory` | A variable.<br/>**Choices**: choices is 0 to 9<br/>**Default**: 9 |
