W3cubDocs

/XSLT & XPath

descendant

The descendant axis indicates all of the children of the context node, and all of their children, and so forth. Attribute and namespace nodes are not included - the parent of an attribute node is an element node, but attribute nodes are not the children of their parents.

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https://developer.mozilla.org/en-US/docs/Web/XPath/Axes/descendant