XSLT, 2nd Edition

Node Types

There are seven kinds of nodes in XPath:

• The document node (one per document)

• Element nodes

• Attribute nodes

• Text nodes

• Comment nodes

• Processing instruction nodes

• Namespace nodes

We’ll talk about all the different node types in terms of the following document:

<?xml version="1.0"?> <?xml-stylesheet href="sonnet.xsl" type="text/xsl"?> <!DOCTYPE sonnet [ <!ELEMENT sonnet (auth:author, title, lines)> <!ATTLIST sonnet public-domain CDATA "yes" type (Shakespearean | Petrarchan) "Shakespearean"> <!ELEMENT auth:author (last-name,first-name,nationality, year-of-birth?,year-of-death?)> <!ELEMENT last-name (#PCDATA)> <!ELEMENT first-name (#PCDATA)> <!ELEMENT nationality (#PCDATA)> <!ELEMENT year-of-birth (#PCDATA)> <!ELEMENT year-of-death (#PCDATA)> <!ELEMENT title (#PCDATA)> <!ELEMENT lines (line,line,line,line, line,line,line,line, line,line,line,line, line,line)> <!ELEMENT line (#PCDATA)> ]> <!-- Default sonnet type is Shakespearean, the other allowable --> <!-- type is "Petrarchan." --> <sonnet type='Shakespearean'> <auth:author xmlns:auth="http://www.authors.com/"> <last-name>Shakespeare</last-name> <first-name>William</first-name> <nationality>British</nationality> <year-of-birth>1564</year-of-birth> <year-of-death>1616</year-of-death> </auth:author> <!-- Is there an official title for this sonnet? They're sometimes named after the first line. --> <title>Sonnet 130</title> <lines> <line>My mistress' eyes are nothing like the sun,</line> <line>Coral is far more red than her lips red.</line> ...