Gets an allocated copy for the value associated to the given attribute.
See axl_node_get_attribute_value for more information. This function works the same way but returning an already allocated attribute value.
- Parameters:
-
| node | The node where the attribute value is requested. |
| attribute | The attribute that is being requested. |
- Returns:
- A newly allocated reference that must be deallocated when no longer needed calling to axl_free.