## XmlEntity::get_SystemId method


Returns the value of the system identifier on the entity declaration.

```cpp
String System::Xml::XmlEntity::get_SystemId()
```


### ReturnValue

The system identifier on the entity. If there is no system identifier, **nullptr** is returned.

## See Also

* Class [String](../../../system/string/)
* Class [XmlEntity](../)
* Namespace [System::Xml](../../)
* Library [Aspose.PUB for C++](../../../)