If you want to do complex tree operations it is useful to have a lightweight class to store nodes and their relations.
QDomDocumentFragment stores a subtree of a document which does not necessarily represent a well-formed XML document.
QDomDocumentFragment is also useful if you want to group several nodes in a list and insert them all together as children of some node. In these cases
QDomDocumentFragment can be used as a temporary container for this list of children.
The most important feature of
QDomDocumentFragment is that it is treated in a special way by
appendChild() : instead of inserting the fragment itself, all the fragment’s children are inserted.
- class PySide6.QtXml.QDomDocumentFragment#
Constructs an empty document fragment.
Constructs a copy of
The data of the copy is shared (shallow copy): modifying one node will also change the other. If you want to make a deep copy, use