## xml_version property


An attribute specifying, as part of the text declaration, the version number of this entity, when it is an external parsed entity. This is null otherwise.
### Definition:
```python
@property
def xml_version(self):
    ...
@xml_version.setter
def xml_version(self, value):
    ...
```

### See Also
* module [`aspose.svg.dom`](../../)
* class [`Entity`](/svg/python-net/aspose.svg.dom/entity)