Tree node classification.
- Enumerator:
-
node_null |
Undifferentiated entity. |
node_document |
A document tree's absolute root. |
node_element |
E.g. '<...>'. |
node_pcdata |
E.g. '>...<'. |
node_cdata |
E.g. '<![CDATA[...]]>'. |
node_comment |
E.g. ''. |
node_pi |
E.g. '<?...?>'. |