## get_element_by_id {#str}

Returns the first element within node's descendants whose ID is elementId.


### Returns 


Returns the first matched element.


```python
def get_element_by_id(self, element_id):
    ...
```


| Parameter | Type | Description |
| :- | :- | :- |
| element_id | str | The element identifier. |



### See Also
* module [`aspose.html.dom`](../../)
* class [`INonElementParentNode`](/html/python-net/aspose.html.dom/inonelementparentnode)