mirror of
https://github.com/GNOME/libxml2.git
synced 2025-05-09 05:11:41 +08:00
0142b84bbf
- restored xmlNewGlobalNs since this seems used - fixed a problem with INCLUDE_WINSOCK - removed all calls to exit() from the library code. - removed bugs detected by Windows compilers - started adding interfaces for parsing well balanced XML fragments - releasing 1.8.4 - rebuilt the docs Daniel
2087 lines
28 KiB
HTML
2087 lines
28 KiB
HTML
<HTML
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><HEAD
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><TITLE
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>xpath</TITLE
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><META
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NAME="GENERATOR"
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CONTENT="Modular DocBook HTML Stylesheet Version 1.33"><LINK
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REL="HOME"
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TITLE="Gnome XML Library Reference Manual"
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HREF="book1.html"><LINK
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REL="UP"
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TITLE="Libxml Library Reference"
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HREF="libxml-lib.html"><LINK
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REL="PREVIOUS"
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TITLE="HTMLtree"
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HREF="gnome-xml-htmltree.html"><LINK
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REL="NEXT"
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TITLE="nanohttp"
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HREF="gnome-xml-nanohttp.html"></HEAD
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><BODY
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BGCOLOR="#FFFFFF"
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TEXT="#000000"
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><DIV
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CLASS="NAVHEADER"
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><TABLE
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WIDTH="100%"
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BORDER="0"
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BGCOLOR="#000000"
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CELLPADDING="1"
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CELLSPACING="0"
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><TR
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><TH
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COLSPAN="4"
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ALIGN="center"
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><FONT
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COLOR="#FFFFFF"
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SIZE="5"
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>Gnome XML Library Reference Manual</FONT
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></TH
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></TR
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><TR
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><TD
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WIDTH="25%"
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BGCOLOR="#C00000"
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ALIGN="left"
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><A
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HREF="gnome-xml-htmltree.html"
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><FONT
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COLOR="#FFFFFF"
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SIZE="3"
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><B
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><<< Previous Page</B
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></FONT
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></A
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></TD
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><TD
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WIDTH="25%"
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BGCOLOR="#0000C0"
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ALIGN="center"
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><FONT
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COLOR="#FFFFFF"
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SIZE="3"
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><B
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><A
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HREF="book1.html"
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><FONT
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COLOR="#FFFFFF"
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SIZE="3"
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><B
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>Home</B
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></FONT
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></A
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></B
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></FONT
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></TD
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><TD
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WIDTH="25%"
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BGCOLOR="#00C000"
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ALIGN="center"
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><FONT
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COLOR="#FFFFFF"
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SIZE="3"
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><B
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><A
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HREF="libxml-lib.html"
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><FONT
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COLOR="#FFFFFF"
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SIZE="3"
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><B
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>Up</B
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></FONT
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></A
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></B
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></FONT
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></TD
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><TD
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WIDTH="25%"
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BGCOLOR="#C00000"
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ALIGN="right"
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><A
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HREF="gnome-xml-nanohttp.html"
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><FONT
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COLOR="#FFFFFF"
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SIZE="3"
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><B
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>Next Page >>></B
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></FONT
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></A
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></TD
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></TR
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></TABLE
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></DIV
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><H1
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>xpath</H1
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><DIV
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CLASS="REFNAMEDIV"
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><A
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NAME="AEN8677"
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></A
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><H2
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>Name</H2
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>xpath — </DIV
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><DIV
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CLASS="REFSYNOPSISDIV"
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><A
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NAME="AEN8680"
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></A
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><H2
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>Synopsis</H2
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><TABLE
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BORDER="0"
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BGCOLOR="#D6E8FF"
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WIDTH="100%"
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CELLPADDING="6"
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><TR
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><TD
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><PRE
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CLASS="SYNOPSIS"
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>
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struct <A
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HREF="gnome-xml-xpath.html#XMLXPATHCONTEXT"
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>xmlXPathContext</A
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>;
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typedef <A
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HREF="gnome-xml-xpath.html#XMLXPATHCONTEXTPTR"
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>xmlXPathContextPtr</A
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>;
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struct <A
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HREF="gnome-xml-xpath.html#XMLXPATHPARSERCONTEXT"
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>xmlXPathParserContext</A
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>;
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typedef <A
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HREF="gnome-xml-xpath.html#XMLXPATHPARSERCONTEXTPTR"
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>xmlXPathParserContextPtr</A
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>;
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struct <A
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HREF="gnome-xml-xpath.html#XMLNODESET"
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>xmlNodeSet</A
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>;
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typedef <A
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HREF="gnome-xml-xpath.html#XMLNODESETPTR"
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>xmlNodeSetPtr</A
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>;
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#define <A
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HREF="gnome-xml-xpath.html#XPATH-UNDEFINED"
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>XPATH_UNDEFINED</A
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>
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#define <A
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HREF="gnome-xml-xpath.html#XPATH-NODESET"
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>XPATH_NODESET</A
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>
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#define <A
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HREF="gnome-xml-xpath.html#XPATH-BOOLEAN"
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>XPATH_BOOLEAN</A
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>
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#define <A
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HREF="gnome-xml-xpath.html#XPATH-NUMBER"
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>XPATH_NUMBER</A
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>
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#define <A
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HREF="gnome-xml-xpath.html#XPATH-STRING"
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>XPATH_STRING</A
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>
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#define <A
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HREF="gnome-xml-xpath.html#XPATH-USERS"
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>XPATH_USERS</A
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>
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struct <A
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HREF="gnome-xml-xpath.html#XMLXPATHOBJECT"
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>xmlXPathObject</A
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>;
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typedef <A
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HREF="gnome-xml-xpath.html#XMLXPATHOBJECTPTR"
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>xmlXPathObjectPtr</A
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>;
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int (<A
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HREF="gnome-xml-xpath.html#XMLXPATHCONVERTFUNC"
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>*xmlXPathConvertFunc</A
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>) (<A
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HREF="gnome-xml-xpath.html#XMLXPATHOBJECTPTR"
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>xmlXPathObjectPtr</A
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> obj,
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int type);
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struct <A
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HREF="gnome-xml-xpath.html#XMLXPATHTYPE"
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>xmlXPathType</A
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>;
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typedef <A
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HREF="gnome-xml-xpath.html#XMLXPATHTYPEPTR"
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>xmlXPathTypePtr</A
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>;
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struct <A
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HREF="gnome-xml-xpath.html#XMLXPATHVARIABLE"
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>xmlXPathVariable</A
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>;
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typedef <A
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HREF="gnome-xml-xpath.html#XMLXPATHVARIABLEPTR"
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>xmlXPathVariablePtr</A
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>;
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void (<A
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HREF="gnome-xml-xpath.html#XMLXPATHEVALFUNC"
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>*xmlXPathEvalFunc</A
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>) (<A
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HREF="gnome-xml-xpath.html#XMLXPATHPARSERCONTEXTPTR"
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>xmlXPathParserContextPtr</A
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> ctxt,
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int nargs);
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struct <A
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HREF="gnome-xml-xpath.html#XMLXPATHFUNCT"
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>xmlXPathFunct</A
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>;
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typedef <A
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HREF="gnome-xml-xpath.html#XMLXPATHFUNCPTR"
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>xmlXPathFuncPtr</A
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>;
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<A
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HREF="gnome-xml-xpath.html#XMLXPATHOBJECTPTR"
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>xmlXPathObjectPtr</A
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> (<A
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HREF="gnome-xml-xpath.html#XMLXPATHAXISFUNC"
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>*xmlXPathAxisFunc</A
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>) (<A
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HREF="gnome-xml-xpath.html#XMLXPATHPARSERCONTEXTPTR"
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>xmlXPathParserContextPtr</A
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> ctxt,
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<A
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HREF="gnome-xml-xpath.html#XMLXPATHOBJECTPTR"
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>xmlXPathObjectPtr</A
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> cur);
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struct <A
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HREF="gnome-xml-xpath.html#XMLXPATHAXIS"
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>xmlXPathAxis</A
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>;
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typedef <A
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HREF="gnome-xml-xpath.html#XMLXPATHAXISPTR"
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>xmlXPathAxisPtr</A
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>;
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void (<A
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HREF="gnome-xml-xpath.html#XMLXPATHFUNCTION"
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>*xmlXPathFunction</A
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>) (<A
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HREF="gnome-xml-xpath.html#XMLXPATHPARSERCONTEXTPTR"
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>xmlXPathParserContextPtr</A
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> ctxt,
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int nargs);
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<A
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HREF="gnome-xml-xpath.html#XMLXPATHCONTEXTPTR"
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>xmlXPathContextPtr</A
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> <A
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HREF="gnome-xml-xpath.html#XMLXPATHNEWCONTEXT"
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>xmlXPathNewContext</A
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> (<A
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HREF="gnome-xml-tree.html#XMLDOCPTR"
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>xmlDocPtr</A
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> doc);
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void <A
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HREF="gnome-xml-xpath.html#XMLXPATHFREECONTEXT"
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>xmlXPathFreeContext</A
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> (<A
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HREF="gnome-xml-xpath.html#XMLXPATHCONTEXTPTR"
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>xmlXPathContextPtr</A
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> ctxt);
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<A
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HREF="gnome-xml-xpath.html#XMLXPATHOBJECTPTR"
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>xmlXPathObjectPtr</A
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> <A
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HREF="gnome-xml-xpath.html#XMLXPATHEVAL"
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>xmlXPathEval</A
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> (const <A
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HREF="gnome-xml-tree.html#XMLCHAR"
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>xmlChar</A
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> *str,
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<A
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HREF="gnome-xml-xpath.html#XMLXPATHCONTEXTPTR"
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>xmlXPathContextPtr</A
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> ctxt);
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void <A
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HREF="gnome-xml-xpath.html#XMLXPATHFREEOBJECT"
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>xmlXPathFreeObject</A
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> (<A
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HREF="gnome-xml-xpath.html#XMLXPATHOBJECTPTR"
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>xmlXPathObjectPtr</A
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> obj);
|
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<A
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HREF="gnome-xml-xpath.html#XMLXPATHOBJECTPTR"
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>xmlXPathObjectPtr</A
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> <A
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HREF="gnome-xml-xpath.html#XMLXPATHEVALEXPRESSION"
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>xmlXPathEvalExpression</A
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> (const <A
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HREF="gnome-xml-tree.html#XMLCHAR"
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>xmlChar</A
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> *str,
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<A
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HREF="gnome-xml-xpath.html#XMLXPATHCONTEXTPTR"
|
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>xmlXPathContextPtr</A
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> ctxt);
|
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<A
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HREF="gnome-xml-xpath.html#XMLNODESETPTR"
|
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>xmlNodeSetPtr</A
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> <A
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HREF="gnome-xml-xpath.html#XMLXPATHNODESETCREATE"
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>xmlXPathNodeSetCreate</A
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> (<A
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HREF="gnome-xml-tree.html#XMLNODEPTR"
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>xmlNodePtr</A
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> val);
|
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void <A
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HREF="gnome-xml-xpath.html#XMLXPATHFREENODESETLIST"
|
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>xmlXPathFreeNodeSetList</A
|
|
> (<A
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HREF="gnome-xml-xpath.html#XMLXPATHOBJECTPTR"
|
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>xmlXPathObjectPtr</A
|
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> obj);
|
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void <A
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HREF="gnome-xml-xpath.html#XMLXPATHFREENODESET"
|
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>xmlXPathFreeNodeSet</A
|
|
> (<A
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HREF="gnome-xml-xpath.html#XMLNODESETPTR"
|
|
>xmlNodeSetPtr</A
|
|
> obj);</PRE
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></TD
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></TR
|
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></TABLE
|
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></DIV
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><DIV
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CLASS="REFSECT1"
|
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><A
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NAME="AEN8737"
|
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></A
|
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><H2
|
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>Description</H2
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><P
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></P
|
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></DIV
|
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><DIV
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CLASS="REFSECT1"
|
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><A
|
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NAME="AEN8740"
|
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></A
|
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><H2
|
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>Details</H2
|
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><DIV
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CLASS="REFSECT2"
|
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><A
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NAME="AEN8742"
|
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></A
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><H3
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><A
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NAME="XMLXPATHCONTEXT"
|
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></A
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>struct xmlXPathContext</H3
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><TABLE
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BORDER="0"
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BGCOLOR="#D6E8FF"
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WIDTH="100%"
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CELLPADDING="6"
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><TR
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><TD
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><PRE
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CLASS="PROGRAMLISTING"
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>struct xmlXPathContext {
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xmlDocPtr doc; /* The current document */
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xmlNodePtr node; /* The current node */
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xmlNodeSetPtr nodelist; /* The current node list */
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int nb_variables; /* number of defined variables */
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int max_variables; /* max number of variables */
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xmlXPathVariablePtr *variables; /* Array of defined variables */
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int nb_types; /* number of defined types */
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int max_types; /* max number of types */
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xmlXPathTypePtr *types; /* Array of defined types */
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int nb_funcs; /* number of defined funcs */
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int max_funcs; /* max number of funcs */
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xmlXPathFuncPtr *funcs; /* Array of defined funcs */
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int nb_axis; /* number of defined axis */
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int max_axis; /* max number of axis */
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xmlXPathAxisPtr *axis; /* Array of defined axis */
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/* Namespace traversal should be implemented with user */
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xmlNsPtr *namespaces; /* The namespaces lookup */
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int nsNr; /* the current Namespace index */
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void *user; /* user defined extra info */
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};</PRE
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></TD
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></TR
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></TABLE
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><P
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></P
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></DIV
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><HR><DIV
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CLASS="REFSECT2"
|
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><A
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NAME="AEN8747"
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></A
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><H3
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><A
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NAME="XMLXPATHCONTEXTPTR"
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></A
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>xmlXPathContextPtr</H3
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><TABLE
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BORDER="0"
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BGCOLOR="#D6E8FF"
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WIDTH="100%"
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CELLPADDING="6"
|
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><TR
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><TD
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><PRE
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CLASS="PROGRAMLISTING"
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>typedef xmlXPathContext *xmlXPathContextPtr;</PRE
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></TD
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></TR
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></TABLE
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><P
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></P
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></DIV
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><HR><DIV
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CLASS="REFSECT2"
|
|
><A
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NAME="AEN8752"
|
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></A
|
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><H3
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><A
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NAME="XMLXPATHPARSERCONTEXT"
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></A
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>struct xmlXPathParserContext</H3
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><TABLE
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BORDER="0"
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BGCOLOR="#D6E8FF"
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WIDTH="100%"
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CELLPADDING="6"
|
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><TR
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><TD
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><PRE
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|
CLASS="PROGRAMLISTING"
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>struct xmlXPathParserContext {
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const xmlChar *cur; /* the current char being parsed */
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const xmlChar *base; /* the full expression */
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int error; /* error code */
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xmlXPathContextPtr context; /* the evaluation context */
|
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xmlXPathObjectPtr value; /* the current value */
|
|
int valueNr; /* number of values stacked */
|
|
int valueMax; /* max number of values stacked */
|
|
xmlXPathObjectPtr *valueTab; /* stack of values */
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|
};</PRE
|
|
></TD
|
|
></TR
|
|
></TABLE
|
|
><P
|
|
></P
|
|
></DIV
|
|
><HR><DIV
|
|
CLASS="REFSECT2"
|
|
><A
|
|
NAME="AEN8757"
|
|
></A
|
|
><H3
|
|
><A
|
|
NAME="XMLXPATHPARSERCONTEXTPTR"
|
|
></A
|
|
>xmlXPathParserContextPtr</H3
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|
><TABLE
|
|
BORDER="0"
|
|
BGCOLOR="#D6E8FF"
|
|
WIDTH="100%"
|
|
CELLPADDING="6"
|
|
><TR
|
|
><TD
|
|
><PRE
|
|
CLASS="PROGRAMLISTING"
|
|
>typedef xmlXPathParserContext *xmlXPathParserContextPtr;</PRE
|
|
></TD
|
|
></TR
|
|
></TABLE
|
|
><P
|
|
></P
|
|
></DIV
|
|
><HR><DIV
|
|
CLASS="REFSECT2"
|
|
><A
|
|
NAME="AEN8762"
|
|
></A
|
|
><H3
|
|
><A
|
|
NAME="XMLNODESET"
|
|
></A
|
|
>struct xmlNodeSet</H3
|
|
><TABLE
|
|
BORDER="0"
|
|
BGCOLOR="#D6E8FF"
|
|
WIDTH="100%"
|
|
CELLPADDING="6"
|
|
><TR
|
|
><TD
|
|
><PRE
|
|
CLASS="PROGRAMLISTING"
|
|
>struct xmlNodeSet {
|
|
int nodeNr; /* # of node in the set */
|
|
int nodeMax; /* allocated space */
|
|
xmlNodePtr *nodeTab; /* array of nodes in no particular order */
|
|
};</PRE
|
|
></TD
|
|
></TR
|
|
></TABLE
|
|
><P
|
|
></P
|
|
></DIV
|
|
><HR><DIV
|
|
CLASS="REFSECT2"
|
|
><A
|
|
NAME="AEN8767"
|
|
></A
|
|
><H3
|
|
><A
|
|
NAME="XMLNODESETPTR"
|
|
></A
|
|
>xmlNodeSetPtr</H3
|
|
><TABLE
|
|
BORDER="0"
|
|
BGCOLOR="#D6E8FF"
|
|
WIDTH="100%"
|
|
CELLPADDING="6"
|
|
><TR
|
|
><TD
|
|
><PRE
|
|
CLASS="PROGRAMLISTING"
|
|
>typedef xmlNodeSet *xmlNodeSetPtr;</PRE
|
|
></TD
|
|
></TR
|
|
></TABLE
|
|
><P
|
|
></P
|
|
></DIV
|
|
><HR><DIV
|
|
CLASS="REFSECT2"
|
|
><A
|
|
NAME="AEN8772"
|
|
></A
|
|
><H3
|
|
><A
|
|
NAME="XPATH-UNDEFINED"
|
|
></A
|
|
>XPATH_UNDEFINED</H3
|
|
><TABLE
|
|
BORDER="0"
|
|
BGCOLOR="#D6E8FF"
|
|
WIDTH="100%"
|
|
CELLPADDING="6"
|
|
><TR
|
|
><TD
|
|
><PRE
|
|
CLASS="PROGRAMLISTING"
|
|
>#define XPATH_UNDEFINED 0</PRE
|
|
></TD
|
|
></TR
|
|
></TABLE
|
|
><P
|
|
></P
|
|
></DIV
|
|
><HR><DIV
|
|
CLASS="REFSECT2"
|
|
><A
|
|
NAME="AEN8777"
|
|
></A
|
|
><H3
|
|
><A
|
|
NAME="XPATH-NODESET"
|
|
></A
|
|
>XPATH_NODESET</H3
|
|
><TABLE
|
|
BORDER="0"
|
|
BGCOLOR="#D6E8FF"
|
|
WIDTH="100%"
|
|
CELLPADDING="6"
|
|
><TR
|
|
><TD
|
|
><PRE
|
|
CLASS="PROGRAMLISTING"
|
|
>#define XPATH_NODESET 1</PRE
|
|
></TD
|
|
></TR
|
|
></TABLE
|
|
><P
|
|
></P
|
|
></DIV
|
|
><HR><DIV
|
|
CLASS="REFSECT2"
|
|
><A
|
|
NAME="AEN8782"
|
|
></A
|
|
><H3
|
|
><A
|
|
NAME="XPATH-BOOLEAN"
|
|
></A
|
|
>XPATH_BOOLEAN</H3
|
|
><TABLE
|
|
BORDER="0"
|
|
BGCOLOR="#D6E8FF"
|
|
WIDTH="100%"
|
|
CELLPADDING="6"
|
|
><TR
|
|
><TD
|
|
><PRE
|
|
CLASS="PROGRAMLISTING"
|
|
>#define XPATH_BOOLEAN 2</PRE
|
|
></TD
|
|
></TR
|
|
></TABLE
|
|
><P
|
|
></P
|
|
></DIV
|
|
><HR><DIV
|
|
CLASS="REFSECT2"
|
|
><A
|
|
NAME="AEN8787"
|
|
></A
|
|
><H3
|
|
><A
|
|
NAME="XPATH-NUMBER"
|
|
></A
|
|
>XPATH_NUMBER</H3
|
|
><TABLE
|
|
BORDER="0"
|
|
BGCOLOR="#D6E8FF"
|
|
WIDTH="100%"
|
|
CELLPADDING="6"
|
|
><TR
|
|
><TD
|
|
><PRE
|
|
CLASS="PROGRAMLISTING"
|
|
>#define XPATH_NUMBER 3</PRE
|
|
></TD
|
|
></TR
|
|
></TABLE
|
|
><P
|
|
></P
|
|
></DIV
|
|
><HR><DIV
|
|
CLASS="REFSECT2"
|
|
><A
|
|
NAME="AEN8792"
|
|
></A
|
|
><H3
|
|
><A
|
|
NAME="XPATH-STRING"
|
|
></A
|
|
>XPATH_STRING</H3
|
|
><TABLE
|
|
BORDER="0"
|
|
BGCOLOR="#D6E8FF"
|
|
WIDTH="100%"
|
|
CELLPADDING="6"
|
|
><TR
|
|
><TD
|
|
><PRE
|
|
CLASS="PROGRAMLISTING"
|
|
>#define XPATH_STRING 4</PRE
|
|
></TD
|
|
></TR
|
|
></TABLE
|
|
><P
|
|
></P
|
|
></DIV
|
|
><HR><DIV
|
|
CLASS="REFSECT2"
|
|
><A
|
|
NAME="AEN8797"
|
|
></A
|
|
><H3
|
|
><A
|
|
NAME="XPATH-USERS"
|
|
></A
|
|
>XPATH_USERS</H3
|
|
><TABLE
|
|
BORDER="0"
|
|
BGCOLOR="#D6E8FF"
|
|
WIDTH="100%"
|
|
CELLPADDING="6"
|
|
><TR
|
|
><TD
|
|
><PRE
|
|
CLASS="PROGRAMLISTING"
|
|
>#define XPATH_USERS 5</PRE
|
|
></TD
|
|
></TR
|
|
></TABLE
|
|
><P
|
|
></P
|
|
></DIV
|
|
><HR><DIV
|
|
CLASS="REFSECT2"
|
|
><A
|
|
NAME="AEN8802"
|
|
></A
|
|
><H3
|
|
><A
|
|
NAME="XMLXPATHOBJECT"
|
|
></A
|
|
>struct xmlXPathObject</H3
|
|
><TABLE
|
|
BORDER="0"
|
|
BGCOLOR="#D6E8FF"
|
|
WIDTH="100%"
|
|
CELLPADDING="6"
|
|
><TR
|
|
><TD
|
|
><PRE
|
|
CLASS="PROGRAMLISTING"
|
|
>struct xmlXPathObject {
|
|
int type;
|
|
xmlNodeSetPtr nodesetval;
|
|
int boolval;
|
|
double floatval;
|
|
xmlChar *stringval;
|
|
void *user;
|
|
};</PRE
|
|
></TD
|
|
></TR
|
|
></TABLE
|
|
><P
|
|
></P
|
|
></DIV
|
|
><HR><DIV
|
|
CLASS="REFSECT2"
|
|
><A
|
|
NAME="AEN8807"
|
|
></A
|
|
><H3
|
|
><A
|
|
NAME="XMLXPATHOBJECTPTR"
|
|
></A
|
|
>xmlXPathObjectPtr</H3
|
|
><TABLE
|
|
BORDER="0"
|
|
BGCOLOR="#D6E8FF"
|
|
WIDTH="100%"
|
|
CELLPADDING="6"
|
|
><TR
|
|
><TD
|
|
><PRE
|
|
CLASS="PROGRAMLISTING"
|
|
>typedef xmlXPathObject *xmlXPathObjectPtr;</PRE
|
|
></TD
|
|
></TR
|
|
></TABLE
|
|
><P
|
|
></P
|
|
></DIV
|
|
><HR><DIV
|
|
CLASS="REFSECT2"
|
|
><A
|
|
NAME="AEN8812"
|
|
></A
|
|
><H3
|
|
><A
|
|
NAME="XMLXPATHCONVERTFUNC"
|
|
></A
|
|
>xmlXPathConvertFunc ()</H3
|
|
><TABLE
|
|
BORDER="0"
|
|
BGCOLOR="#D6E8FF"
|
|
WIDTH="100%"
|
|
CELLPADDING="6"
|
|
><TR
|
|
><TD
|
|
><PRE
|
|
CLASS="PROGRAMLISTING"
|
|
>int (*xmlXPathConvertFunc) (<A
|
|
HREF="gnome-xml-xpath.html#XMLXPATHOBJECTPTR"
|
|
>xmlXPathObjectPtr</A
|
|
> obj,
|
|
int type);</PRE
|
|
></TD
|
|
></TR
|
|
></TABLE
|
|
><P
|
|
></P
|
|
><DIV
|
|
CLASS="INFORMALTABLE"
|
|
><P
|
|
></P
|
|
><TABLE
|
|
BORDER="0"
|
|
WIDTH="100%"
|
|
BGCOLOR="#FFD0D0"
|
|
CELLSPACING="0"
|
|
CELLPADDING="4"
|
|
CLASS="CALSTABLE"
|
|
><TR
|
|
><TD
|
|
WIDTH="20%"
|
|
ALIGN="RIGHT"
|
|
VALIGN="TOP"
|
|
><TT
|
|
CLASS="PARAMETER"
|
|
><I
|
|
>obj</I
|
|
></TT
|
|
> :</TD
|
|
><TD
|
|
WIDTH="80%"
|
|
ALIGN="LEFT"
|
|
VALIGN="TOP"
|
|
> </TD
|
|
></TR
|
|
><TR
|
|
><TD
|
|
WIDTH="20%"
|
|
ALIGN="RIGHT"
|
|
VALIGN="TOP"
|
|
><TT
|
|
CLASS="PARAMETER"
|
|
><I
|
|
>type</I
|
|
></TT
|
|
> :</TD
|
|
><TD
|
|
WIDTH="80%"
|
|
ALIGN="LEFT"
|
|
VALIGN="TOP"
|
|
> </TD
|
|
></TR
|
|
><TR
|
|
><TD
|
|
WIDTH="20%"
|
|
ALIGN="RIGHT"
|
|
VALIGN="TOP"
|
|
><I
|
|
CLASS="EMPHASIS"
|
|
>Returns</I
|
|
> :</TD
|
|
><TD
|
|
WIDTH="80%"
|
|
ALIGN="LEFT"
|
|
VALIGN="TOP"
|
|
> </TD
|
|
></TR
|
|
></TABLE
|
|
><P
|
|
></P
|
|
></DIV
|
|
></DIV
|
|
><HR><DIV
|
|
CLASS="REFSECT2"
|
|
><A
|
|
NAME="AEN8835"
|
|
></A
|
|
><H3
|
|
><A
|
|
NAME="XMLXPATHTYPE"
|
|
></A
|
|
>struct xmlXPathType</H3
|
|
><TABLE
|
|
BORDER="0"
|
|
BGCOLOR="#D6E8FF"
|
|
WIDTH="100%"
|
|
CELLPADDING="6"
|
|
><TR
|
|
><TD
|
|
><PRE
|
|
CLASS="PROGRAMLISTING"
|
|
>struct xmlXPathType {
|
|
const xmlChar *name; /* the type name */
|
|
xmlXPathConvertFunc func; /* the conversion function */
|
|
};</PRE
|
|
></TD
|
|
></TR
|
|
></TABLE
|
|
><P
|
|
></P
|
|
></DIV
|
|
><HR><DIV
|
|
CLASS="REFSECT2"
|
|
><A
|
|
NAME="AEN8840"
|
|
></A
|
|
><H3
|
|
><A
|
|
NAME="XMLXPATHTYPEPTR"
|
|
></A
|
|
>xmlXPathTypePtr</H3
|
|
><TABLE
|
|
BORDER="0"
|
|
BGCOLOR="#D6E8FF"
|
|
WIDTH="100%"
|
|
CELLPADDING="6"
|
|
><TR
|
|
><TD
|
|
><PRE
|
|
CLASS="PROGRAMLISTING"
|
|
>typedef xmlXPathType *xmlXPathTypePtr;</PRE
|
|
></TD
|
|
></TR
|
|
></TABLE
|
|
><P
|
|
></P
|
|
></DIV
|
|
><HR><DIV
|
|
CLASS="REFSECT2"
|
|
><A
|
|
NAME="AEN8845"
|
|
></A
|
|
><H3
|
|
><A
|
|
NAME="XMLXPATHVARIABLE"
|
|
></A
|
|
>struct xmlXPathVariable</H3
|
|
><TABLE
|
|
BORDER="0"
|
|
BGCOLOR="#D6E8FF"
|
|
WIDTH="100%"
|
|
CELLPADDING="6"
|
|
><TR
|
|
><TD
|
|
><PRE
|
|
CLASS="PROGRAMLISTING"
|
|
>struct xmlXPathVariable {
|
|
const xmlChar *name; /* the variable name */
|
|
xmlXPathObjectPtr value; /* the value */
|
|
};</PRE
|
|
></TD
|
|
></TR
|
|
></TABLE
|
|
><P
|
|
></P
|
|
></DIV
|
|
><HR><DIV
|
|
CLASS="REFSECT2"
|
|
><A
|
|
NAME="AEN8850"
|
|
></A
|
|
><H3
|
|
><A
|
|
NAME="XMLXPATHVARIABLEPTR"
|
|
></A
|
|
>xmlXPathVariablePtr</H3
|
|
><TABLE
|
|
BORDER="0"
|
|
BGCOLOR="#D6E8FF"
|
|
WIDTH="100%"
|
|
CELLPADDING="6"
|
|
><TR
|
|
><TD
|
|
><PRE
|
|
CLASS="PROGRAMLISTING"
|
|
>typedef xmlXPathVariable *xmlXPathVariablePtr;</PRE
|
|
></TD
|
|
></TR
|
|
></TABLE
|
|
><P
|
|
></P
|
|
></DIV
|
|
><HR><DIV
|
|
CLASS="REFSECT2"
|
|
><A
|
|
NAME="AEN8855"
|
|
></A
|
|
><H3
|
|
><A
|
|
NAME="XMLXPATHEVALFUNC"
|
|
></A
|
|
>xmlXPathEvalFunc ()</H3
|
|
><TABLE
|
|
BORDER="0"
|
|
BGCOLOR="#D6E8FF"
|
|
WIDTH="100%"
|
|
CELLPADDING="6"
|
|
><TR
|
|
><TD
|
|
><PRE
|
|
CLASS="PROGRAMLISTING"
|
|
>void (*xmlXPathEvalFunc) (<A
|
|
HREF="gnome-xml-xpath.html#XMLXPATHPARSERCONTEXTPTR"
|
|
>xmlXPathParserContextPtr</A
|
|
> ctxt,
|
|
int nargs);</PRE
|
|
></TD
|
|
></TR
|
|
></TABLE
|
|
><P
|
|
></P
|
|
><DIV
|
|
CLASS="INFORMALTABLE"
|
|
><P
|
|
></P
|
|
><TABLE
|
|
BORDER="0"
|
|
WIDTH="100%"
|
|
BGCOLOR="#FFD0D0"
|
|
CELLSPACING="0"
|
|
CELLPADDING="4"
|
|
CLASS="CALSTABLE"
|
|
><TR
|
|
><TD
|
|
WIDTH="20%"
|
|
ALIGN="RIGHT"
|
|
VALIGN="TOP"
|
|
><TT
|
|
CLASS="PARAMETER"
|
|
><I
|
|
>ctxt</I
|
|
></TT
|
|
> :</TD
|
|
><TD
|
|
WIDTH="80%"
|
|
ALIGN="LEFT"
|
|
VALIGN="TOP"
|
|
> </TD
|
|
></TR
|
|
><TR
|
|
><TD
|
|
WIDTH="20%"
|
|
ALIGN="RIGHT"
|
|
VALIGN="TOP"
|
|
><TT
|
|
CLASS="PARAMETER"
|
|
><I
|
|
>nargs</I
|
|
></TT
|
|
> :</TD
|
|
><TD
|
|
WIDTH="80%"
|
|
ALIGN="LEFT"
|
|
VALIGN="TOP"
|
|
> </TD
|
|
></TR
|
|
></TABLE
|
|
><P
|
|
></P
|
|
></DIV
|
|
></DIV
|
|
><HR><DIV
|
|
CLASS="REFSECT2"
|
|
><A
|
|
NAME="AEN8874"
|
|
></A
|
|
><H3
|
|
><A
|
|
NAME="XMLXPATHFUNCT"
|
|
></A
|
|
>struct xmlXPathFunct</H3
|
|
><TABLE
|
|
BORDER="0"
|
|
BGCOLOR="#D6E8FF"
|
|
WIDTH="100%"
|
|
CELLPADDING="6"
|
|
><TR
|
|
><TD
|
|
><PRE
|
|
CLASS="PROGRAMLISTING"
|
|
>struct xmlXPathFunct {
|
|
const xmlChar *name; /* the function name */
|
|
xmlXPathEvalFunc func; /* the evaluation function */
|
|
};</PRE
|
|
></TD
|
|
></TR
|
|
></TABLE
|
|
><P
|
|
></P
|
|
></DIV
|
|
><HR><DIV
|
|
CLASS="REFSECT2"
|
|
><A
|
|
NAME="AEN8879"
|
|
></A
|
|
><H3
|
|
><A
|
|
NAME="XMLXPATHFUNCPTR"
|
|
></A
|
|
>xmlXPathFuncPtr</H3
|
|
><TABLE
|
|
BORDER="0"
|
|
BGCOLOR="#D6E8FF"
|
|
WIDTH="100%"
|
|
CELLPADDING="6"
|
|
><TR
|
|
><TD
|
|
><PRE
|
|
CLASS="PROGRAMLISTING"
|
|
>typedef xmlXPathFunct *xmlXPathFuncPtr;</PRE
|
|
></TD
|
|
></TR
|
|
></TABLE
|
|
><P
|
|
></P
|
|
></DIV
|
|
><HR><DIV
|
|
CLASS="REFSECT2"
|
|
><A
|
|
NAME="AEN8884"
|
|
></A
|
|
><H3
|
|
><A
|
|
NAME="XMLXPATHAXISFUNC"
|
|
></A
|
|
>xmlXPathAxisFunc ()</H3
|
|
><TABLE
|
|
BORDER="0"
|
|
BGCOLOR="#D6E8FF"
|
|
WIDTH="100%"
|
|
CELLPADDING="6"
|
|
><TR
|
|
><TD
|
|
><PRE
|
|
CLASS="PROGRAMLISTING"
|
|
><A
|
|
HREF="gnome-xml-xpath.html#XMLXPATHOBJECTPTR"
|
|
>xmlXPathObjectPtr</A
|
|
> (*xmlXPathAxisFunc) (<A
|
|
HREF="gnome-xml-xpath.html#XMLXPATHPARSERCONTEXTPTR"
|
|
>xmlXPathParserContextPtr</A
|
|
> ctxt,
|
|
<A
|
|
HREF="gnome-xml-xpath.html#XMLXPATHOBJECTPTR"
|
|
>xmlXPathObjectPtr</A
|
|
> cur);</PRE
|
|
></TD
|
|
></TR
|
|
></TABLE
|
|
><P
|
|
></P
|
|
><DIV
|
|
CLASS="INFORMALTABLE"
|
|
><P
|
|
></P
|
|
><TABLE
|
|
BORDER="0"
|
|
WIDTH="100%"
|
|
BGCOLOR="#FFD0D0"
|
|
CELLSPACING="0"
|
|
CELLPADDING="4"
|
|
CLASS="CALSTABLE"
|
|
><TR
|
|
><TD
|
|
WIDTH="20%"
|
|
ALIGN="RIGHT"
|
|
VALIGN="TOP"
|
|
><TT
|
|
CLASS="PARAMETER"
|
|
><I
|
|
>ctxt</I
|
|
></TT
|
|
> :</TD
|
|
><TD
|
|
WIDTH="80%"
|
|
ALIGN="LEFT"
|
|
VALIGN="TOP"
|
|
> </TD
|
|
></TR
|
|
><TR
|
|
><TD
|
|
WIDTH="20%"
|
|
ALIGN="RIGHT"
|
|
VALIGN="TOP"
|
|
><TT
|
|
CLASS="PARAMETER"
|
|
><I
|
|
>cur</I
|
|
></TT
|
|
> :</TD
|
|
><TD
|
|
WIDTH="80%"
|
|
ALIGN="LEFT"
|
|
VALIGN="TOP"
|
|
> </TD
|
|
></TR
|
|
><TR
|
|
><TD
|
|
WIDTH="20%"
|
|
ALIGN="RIGHT"
|
|
VALIGN="TOP"
|
|
><I
|
|
CLASS="EMPHASIS"
|
|
>Returns</I
|
|
> :</TD
|
|
><TD
|
|
WIDTH="80%"
|
|
ALIGN="LEFT"
|
|
VALIGN="TOP"
|
|
> </TD
|
|
></TR
|
|
></TABLE
|
|
><P
|
|
></P
|
|
></DIV
|
|
></DIV
|
|
><HR><DIV
|
|
CLASS="REFSECT2"
|
|
><A
|
|
NAME="AEN8909"
|
|
></A
|
|
><H3
|
|
><A
|
|
NAME="XMLXPATHAXIS"
|
|
></A
|
|
>struct xmlXPathAxis</H3
|
|
><TABLE
|
|
BORDER="0"
|
|
BGCOLOR="#D6E8FF"
|
|
WIDTH="100%"
|
|
CELLPADDING="6"
|
|
><TR
|
|
><TD
|
|
><PRE
|
|
CLASS="PROGRAMLISTING"
|
|
>struct xmlXPathAxis {
|
|
const xmlChar *name; /* the axis name */
|
|
xmlXPathAxisFunc func; /* the search function */
|
|
};</PRE
|
|
></TD
|
|
></TR
|
|
></TABLE
|
|
><P
|
|
></P
|
|
></DIV
|
|
><HR><DIV
|
|
CLASS="REFSECT2"
|
|
><A
|
|
NAME="AEN8914"
|
|
></A
|
|
><H3
|
|
><A
|
|
NAME="XMLXPATHAXISPTR"
|
|
></A
|
|
>xmlXPathAxisPtr</H3
|
|
><TABLE
|
|
BORDER="0"
|
|
BGCOLOR="#D6E8FF"
|
|
WIDTH="100%"
|
|
CELLPADDING="6"
|
|
><TR
|
|
><TD
|
|
><PRE
|
|
CLASS="PROGRAMLISTING"
|
|
>typedef xmlXPathAxis *xmlXPathAxisPtr;</PRE
|
|
></TD
|
|
></TR
|
|
></TABLE
|
|
><P
|
|
></P
|
|
></DIV
|
|
><HR><DIV
|
|
CLASS="REFSECT2"
|
|
><A
|
|
NAME="AEN8919"
|
|
></A
|
|
><H3
|
|
><A
|
|
NAME="XMLXPATHFUNCTION"
|
|
></A
|
|
>xmlXPathFunction ()</H3
|
|
><TABLE
|
|
BORDER="0"
|
|
BGCOLOR="#D6E8FF"
|
|
WIDTH="100%"
|
|
CELLPADDING="6"
|
|
><TR
|
|
><TD
|
|
><PRE
|
|
CLASS="PROGRAMLISTING"
|
|
>void (*xmlXPathFunction) (<A
|
|
HREF="gnome-xml-xpath.html#XMLXPATHPARSERCONTEXTPTR"
|
|
>xmlXPathParserContextPtr</A
|
|
> ctxt,
|
|
int nargs);</PRE
|
|
></TD
|
|
></TR
|
|
></TABLE
|
|
><P
|
|
></P
|
|
><DIV
|
|
CLASS="INFORMALTABLE"
|
|
><P
|
|
></P
|
|
><TABLE
|
|
BORDER="0"
|
|
WIDTH="100%"
|
|
BGCOLOR="#FFD0D0"
|
|
CELLSPACING="0"
|
|
CELLPADDING="4"
|
|
CLASS="CALSTABLE"
|
|
><TR
|
|
><TD
|
|
WIDTH="20%"
|
|
ALIGN="RIGHT"
|
|
VALIGN="TOP"
|
|
><TT
|
|
CLASS="PARAMETER"
|
|
><I
|
|
>ctxt</I
|
|
></TT
|
|
> :</TD
|
|
><TD
|
|
WIDTH="80%"
|
|
ALIGN="LEFT"
|
|
VALIGN="TOP"
|
|
> </TD
|
|
></TR
|
|
><TR
|
|
><TD
|
|
WIDTH="20%"
|
|
ALIGN="RIGHT"
|
|
VALIGN="TOP"
|
|
><TT
|
|
CLASS="PARAMETER"
|
|
><I
|
|
>nargs</I
|
|
></TT
|
|
> :</TD
|
|
><TD
|
|
WIDTH="80%"
|
|
ALIGN="LEFT"
|
|
VALIGN="TOP"
|
|
> </TD
|
|
></TR
|
|
></TABLE
|
|
><P
|
|
></P
|
|
></DIV
|
|
></DIV
|
|
><HR><DIV
|
|
CLASS="REFSECT2"
|
|
><A
|
|
NAME="AEN8938"
|
|
></A
|
|
><H3
|
|
><A
|
|
NAME="XMLXPATHNEWCONTEXT"
|
|
></A
|
|
>xmlXPathNewContext ()</H3
|
|
><TABLE
|
|
BORDER="0"
|
|
BGCOLOR="#D6E8FF"
|
|
WIDTH="100%"
|
|
CELLPADDING="6"
|
|
><TR
|
|
><TD
|
|
><PRE
|
|
CLASS="PROGRAMLISTING"
|
|
><A
|
|
HREF="gnome-xml-xpath.html#XMLXPATHCONTEXTPTR"
|
|
>xmlXPathContextPtr</A
|
|
> xmlXPathNewContext (<A
|
|
HREF="gnome-xml-tree.html#XMLDOCPTR"
|
|
>xmlDocPtr</A
|
|
> doc);</PRE
|
|
></TD
|
|
></TR
|
|
></TABLE
|
|
><P
|
|
>Create a new xmlXPathContext</P
|
|
><P
|
|
></P
|
|
><DIV
|
|
CLASS="INFORMALTABLE"
|
|
><P
|
|
></P
|
|
><TABLE
|
|
BORDER="0"
|
|
WIDTH="100%"
|
|
BGCOLOR="#FFD0D0"
|
|
CELLSPACING="0"
|
|
CELLPADDING="4"
|
|
CLASS="CALSTABLE"
|
|
><TR
|
|
><TD
|
|
WIDTH="20%"
|
|
ALIGN="RIGHT"
|
|
VALIGN="TOP"
|
|
><TT
|
|
CLASS="PARAMETER"
|
|
><I
|
|
>doc</I
|
|
></TT
|
|
> :</TD
|
|
><TD
|
|
WIDTH="80%"
|
|
ALIGN="LEFT"
|
|
VALIGN="TOP"
|
|
> the XML document</TD
|
|
></TR
|
|
><TR
|
|
><TD
|
|
WIDTH="20%"
|
|
ALIGN="RIGHT"
|
|
VALIGN="TOP"
|
|
><I
|
|
CLASS="EMPHASIS"
|
|
>Returns</I
|
|
> :</TD
|
|
><TD
|
|
WIDTH="80%"
|
|
ALIGN="LEFT"
|
|
VALIGN="TOP"
|
|
>the xmlXPathContext just allocated.</TD
|
|
></TR
|
|
></TABLE
|
|
><P
|
|
></P
|
|
></DIV
|
|
></DIV
|
|
><HR><DIV
|
|
CLASS="REFSECT2"
|
|
><A
|
|
NAME="AEN8959"
|
|
></A
|
|
><H3
|
|
><A
|
|
NAME="XMLXPATHFREECONTEXT"
|
|
></A
|
|
>xmlXPathFreeContext ()</H3
|
|
><TABLE
|
|
BORDER="0"
|
|
BGCOLOR="#D6E8FF"
|
|
WIDTH="100%"
|
|
CELLPADDING="6"
|
|
><TR
|
|
><TD
|
|
><PRE
|
|
CLASS="PROGRAMLISTING"
|
|
>void xmlXPathFreeContext (<A
|
|
HREF="gnome-xml-xpath.html#XMLXPATHCONTEXTPTR"
|
|
>xmlXPathContextPtr</A
|
|
> ctxt);</PRE
|
|
></TD
|
|
></TR
|
|
></TABLE
|
|
><P
|
|
>Free up an xmlXPathContext</P
|
|
><P
|
|
></P
|
|
><DIV
|
|
CLASS="INFORMALTABLE"
|
|
><P
|
|
></P
|
|
><TABLE
|
|
BORDER="0"
|
|
WIDTH="100%"
|
|
BGCOLOR="#FFD0D0"
|
|
CELLSPACING="0"
|
|
CELLPADDING="4"
|
|
CLASS="CALSTABLE"
|
|
><TR
|
|
><TD
|
|
WIDTH="20%"
|
|
ALIGN="RIGHT"
|
|
VALIGN="TOP"
|
|
><TT
|
|
CLASS="PARAMETER"
|
|
><I
|
|
>ctxt</I
|
|
></TT
|
|
> :</TD
|
|
><TD
|
|
WIDTH="80%"
|
|
ALIGN="LEFT"
|
|
VALIGN="TOP"
|
|
> the context to free</TD
|
|
></TR
|
|
></TABLE
|
|
><P
|
|
></P
|
|
></DIV
|
|
></DIV
|
|
><HR><DIV
|
|
CLASS="REFSECT2"
|
|
><A
|
|
NAME="AEN8975"
|
|
></A
|
|
><H3
|
|
><A
|
|
NAME="XMLXPATHEVAL"
|
|
></A
|
|
>xmlXPathEval ()</H3
|
|
><TABLE
|
|
BORDER="0"
|
|
BGCOLOR="#D6E8FF"
|
|
WIDTH="100%"
|
|
CELLPADDING="6"
|
|
><TR
|
|
><TD
|
|
><PRE
|
|
CLASS="PROGRAMLISTING"
|
|
><A
|
|
HREF="gnome-xml-xpath.html#XMLXPATHOBJECTPTR"
|
|
>xmlXPathObjectPtr</A
|
|
> xmlXPathEval (const <A
|
|
HREF="gnome-xml-tree.html#XMLCHAR"
|
|
>xmlChar</A
|
|
> *str,
|
|
<A
|
|
HREF="gnome-xml-xpath.html#XMLXPATHCONTEXTPTR"
|
|
>xmlXPathContextPtr</A
|
|
> ctxt);</PRE
|
|
></TD
|
|
></TR
|
|
></TABLE
|
|
><P
|
|
>Evaluate the XPath Location Path in the given context.</P
|
|
><P
|
|
></P
|
|
><DIV
|
|
CLASS="INFORMALTABLE"
|
|
><P
|
|
></P
|
|
><TABLE
|
|
BORDER="0"
|
|
WIDTH="100%"
|
|
BGCOLOR="#FFD0D0"
|
|
CELLSPACING="0"
|
|
CELLPADDING="4"
|
|
CLASS="CALSTABLE"
|
|
><TR
|
|
><TD
|
|
WIDTH="20%"
|
|
ALIGN="RIGHT"
|
|
VALIGN="TOP"
|
|
><TT
|
|
CLASS="PARAMETER"
|
|
><I
|
|
>str</I
|
|
></TT
|
|
> :</TD
|
|
><TD
|
|
WIDTH="80%"
|
|
ALIGN="LEFT"
|
|
VALIGN="TOP"
|
|
> the XPath expression</TD
|
|
></TR
|
|
><TR
|
|
><TD
|
|
WIDTH="20%"
|
|
ALIGN="RIGHT"
|
|
VALIGN="TOP"
|
|
><TT
|
|
CLASS="PARAMETER"
|
|
><I
|
|
>ctxt</I
|
|
></TT
|
|
> :</TD
|
|
><TD
|
|
WIDTH="80%"
|
|
ALIGN="LEFT"
|
|
VALIGN="TOP"
|
|
> the XPath context</TD
|
|
></TR
|
|
><TR
|
|
><TD
|
|
WIDTH="20%"
|
|
ALIGN="RIGHT"
|
|
VALIGN="TOP"
|
|
><I
|
|
CLASS="EMPHASIS"
|
|
>Returns</I
|
|
> :</TD
|
|
><TD
|
|
WIDTH="80%"
|
|
ALIGN="LEFT"
|
|
VALIGN="TOP"
|
|
>the xmlXPathObjectPtr resulting from the eveluation or NULL.
|
|
the caller has to free the object.</TD
|
|
></TR
|
|
></TABLE
|
|
><P
|
|
></P
|
|
></DIV
|
|
></DIV
|
|
><HR><DIV
|
|
CLASS="REFSECT2"
|
|
><A
|
|
NAME="AEN9001"
|
|
></A
|
|
><H3
|
|
><A
|
|
NAME="XMLXPATHFREEOBJECT"
|
|
></A
|
|
>xmlXPathFreeObject ()</H3
|
|
><TABLE
|
|
BORDER="0"
|
|
BGCOLOR="#D6E8FF"
|
|
WIDTH="100%"
|
|
CELLPADDING="6"
|
|
><TR
|
|
><TD
|
|
><PRE
|
|
CLASS="PROGRAMLISTING"
|
|
>void xmlXPathFreeObject (<A
|
|
HREF="gnome-xml-xpath.html#XMLXPATHOBJECTPTR"
|
|
>xmlXPathObjectPtr</A
|
|
> obj);</PRE
|
|
></TD
|
|
></TR
|
|
></TABLE
|
|
><P
|
|
>Free up an xmlXPathObjectPtr object.</P
|
|
><P
|
|
></P
|
|
><DIV
|
|
CLASS="INFORMALTABLE"
|
|
><P
|
|
></P
|
|
><TABLE
|
|
BORDER="0"
|
|
WIDTH="100%"
|
|
BGCOLOR="#FFD0D0"
|
|
CELLSPACING="0"
|
|
CELLPADDING="4"
|
|
CLASS="CALSTABLE"
|
|
><TR
|
|
><TD
|
|
WIDTH="20%"
|
|
ALIGN="RIGHT"
|
|
VALIGN="TOP"
|
|
><TT
|
|
CLASS="PARAMETER"
|
|
><I
|
|
>obj</I
|
|
></TT
|
|
> :</TD
|
|
><TD
|
|
WIDTH="80%"
|
|
ALIGN="LEFT"
|
|
VALIGN="TOP"
|
|
> the object to free</TD
|
|
></TR
|
|
></TABLE
|
|
><P
|
|
></P
|
|
></DIV
|
|
></DIV
|
|
><HR><DIV
|
|
CLASS="REFSECT2"
|
|
><A
|
|
NAME="AEN9017"
|
|
></A
|
|
><H3
|
|
><A
|
|
NAME="XMLXPATHEVALEXPRESSION"
|
|
></A
|
|
>xmlXPathEvalExpression ()</H3
|
|
><TABLE
|
|
BORDER="0"
|
|
BGCOLOR="#D6E8FF"
|
|
WIDTH="100%"
|
|
CELLPADDING="6"
|
|
><TR
|
|
><TD
|
|
><PRE
|
|
CLASS="PROGRAMLISTING"
|
|
><A
|
|
HREF="gnome-xml-xpath.html#XMLXPATHOBJECTPTR"
|
|
>xmlXPathObjectPtr</A
|
|
> xmlXPathEvalExpression (const <A
|
|
HREF="gnome-xml-tree.html#XMLCHAR"
|
|
>xmlChar</A
|
|
> *str,
|
|
<A
|
|
HREF="gnome-xml-xpath.html#XMLXPATHCONTEXTPTR"
|
|
>xmlXPathContextPtr</A
|
|
> ctxt);</PRE
|
|
></TD
|
|
></TR
|
|
></TABLE
|
|
><P
|
|
>Evaluate the XPath expression in the given context.</P
|
|
><P
|
|
></P
|
|
><DIV
|
|
CLASS="INFORMALTABLE"
|
|
><P
|
|
></P
|
|
><TABLE
|
|
BORDER="0"
|
|
WIDTH="100%"
|
|
BGCOLOR="#FFD0D0"
|
|
CELLSPACING="0"
|
|
CELLPADDING="4"
|
|
CLASS="CALSTABLE"
|
|
><TR
|
|
><TD
|
|
WIDTH="20%"
|
|
ALIGN="RIGHT"
|
|
VALIGN="TOP"
|
|
><TT
|
|
CLASS="PARAMETER"
|
|
><I
|
|
>str</I
|
|
></TT
|
|
> :</TD
|
|
><TD
|
|
WIDTH="80%"
|
|
ALIGN="LEFT"
|
|
VALIGN="TOP"
|
|
> the XPath expression</TD
|
|
></TR
|
|
><TR
|
|
><TD
|
|
WIDTH="20%"
|
|
ALIGN="RIGHT"
|
|
VALIGN="TOP"
|
|
><TT
|
|
CLASS="PARAMETER"
|
|
><I
|
|
>ctxt</I
|
|
></TT
|
|
> :</TD
|
|
><TD
|
|
WIDTH="80%"
|
|
ALIGN="LEFT"
|
|
VALIGN="TOP"
|
|
> the XPath context</TD
|
|
></TR
|
|
><TR
|
|
><TD
|
|
WIDTH="20%"
|
|
ALIGN="RIGHT"
|
|
VALIGN="TOP"
|
|
><I
|
|
CLASS="EMPHASIS"
|
|
>Returns</I
|
|
> :</TD
|
|
><TD
|
|
WIDTH="80%"
|
|
ALIGN="LEFT"
|
|
VALIGN="TOP"
|
|
>the xmlXPathObjectPtr resulting from the evaluation or NULL.
|
|
the caller has to free the object.</TD
|
|
></TR
|
|
></TABLE
|
|
><P
|
|
></P
|
|
></DIV
|
|
></DIV
|
|
><HR><DIV
|
|
CLASS="REFSECT2"
|
|
><A
|
|
NAME="AEN9043"
|
|
></A
|
|
><H3
|
|
><A
|
|
NAME="XMLXPATHNODESETCREATE"
|
|
></A
|
|
>xmlXPathNodeSetCreate ()</H3
|
|
><TABLE
|
|
BORDER="0"
|
|
BGCOLOR="#D6E8FF"
|
|
WIDTH="100%"
|
|
CELLPADDING="6"
|
|
><TR
|
|
><TD
|
|
><PRE
|
|
CLASS="PROGRAMLISTING"
|
|
><A
|
|
HREF="gnome-xml-xpath.html#XMLNODESETPTR"
|
|
>xmlNodeSetPtr</A
|
|
> xmlXPathNodeSetCreate (<A
|
|
HREF="gnome-xml-tree.html#XMLNODEPTR"
|
|
>xmlNodePtr</A
|
|
> val);</PRE
|
|
></TD
|
|
></TR
|
|
></TABLE
|
|
><P
|
|
>Create a new xmlNodeSetPtr of type double and of value <TT
|
|
CLASS="PARAMETER"
|
|
><I
|
|
>val</I
|
|
></TT
|
|
></P
|
|
><P
|
|
></P
|
|
><DIV
|
|
CLASS="INFORMALTABLE"
|
|
><P
|
|
></P
|
|
><TABLE
|
|
BORDER="0"
|
|
WIDTH="100%"
|
|
BGCOLOR="#FFD0D0"
|
|
CELLSPACING="0"
|
|
CELLPADDING="4"
|
|
CLASS="CALSTABLE"
|
|
><TR
|
|
><TD
|
|
WIDTH="20%"
|
|
ALIGN="RIGHT"
|
|
VALIGN="TOP"
|
|
><TT
|
|
CLASS="PARAMETER"
|
|
><I
|
|
>val</I
|
|
></TT
|
|
> :</TD
|
|
><TD
|
|
WIDTH="80%"
|
|
ALIGN="LEFT"
|
|
VALIGN="TOP"
|
|
> an initial xmlNodePtr, or NULL</TD
|
|
></TR
|
|
><TR
|
|
><TD
|
|
WIDTH="20%"
|
|
ALIGN="RIGHT"
|
|
VALIGN="TOP"
|
|
><I
|
|
CLASS="EMPHASIS"
|
|
>Returns</I
|
|
> :</TD
|
|
><TD
|
|
WIDTH="80%"
|
|
ALIGN="LEFT"
|
|
VALIGN="TOP"
|
|
>the newly created object.</TD
|
|
></TR
|
|
></TABLE
|
|
><P
|
|
></P
|
|
></DIV
|
|
></DIV
|
|
><HR><DIV
|
|
CLASS="REFSECT2"
|
|
><A
|
|
NAME="AEN9065"
|
|
></A
|
|
><H3
|
|
><A
|
|
NAME="XMLXPATHFREENODESETLIST"
|
|
></A
|
|
>xmlXPathFreeNodeSetList ()</H3
|
|
><TABLE
|
|
BORDER="0"
|
|
BGCOLOR="#D6E8FF"
|
|
WIDTH="100%"
|
|
CELLPADDING="6"
|
|
><TR
|
|
><TD
|
|
><PRE
|
|
CLASS="PROGRAMLISTING"
|
|
>void xmlXPathFreeNodeSetList (<A
|
|
HREF="gnome-xml-xpath.html#XMLXPATHOBJECTPTR"
|
|
>xmlXPathObjectPtr</A
|
|
> obj);</PRE
|
|
></TD
|
|
></TR
|
|
></TABLE
|
|
><P
|
|
>Free up the xmlXPathObjectPtr <TT
|
|
CLASS="PARAMETER"
|
|
><I
|
|
>obj</I
|
|
></TT
|
|
> but don't deallocate the objects in
|
|
the list contrary to <A
|
|
HREF="gnome-xml-xpath.html#XMLXPATHFREEOBJECT"
|
|
>xmlXPathFreeObject</A
|
|
>().</P
|
|
><P
|
|
></P
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><DIV
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CLASS="INFORMALTABLE"
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><P
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></P
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><TABLE
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BORDER="0"
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WIDTH="100%"
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BGCOLOR="#FFD0D0"
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CELLSPACING="0"
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CELLPADDING="4"
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CLASS="CALSTABLE"
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><TR
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><TD
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WIDTH="20%"
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ALIGN="RIGHT"
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VALIGN="TOP"
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><TT
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CLASS="PARAMETER"
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><I
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>obj</I
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></TT
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> :</TD
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><TD
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WIDTH="80%"
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ALIGN="LEFT"
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VALIGN="TOP"
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> an existing NodeSetList object</TD
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></TR
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></TABLE
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><P
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></P
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></DIV
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></DIV
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><HR><DIV
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CLASS="REFSECT2"
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><A
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NAME="AEN9083"
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></A
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><H3
|
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><A
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NAME="XMLXPATHFREENODESET"
|
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></A
|
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>xmlXPathFreeNodeSet ()</H3
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><TABLE
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BORDER="0"
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BGCOLOR="#D6E8FF"
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WIDTH="100%"
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CELLPADDING="6"
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><TR
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><TD
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><PRE
|
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CLASS="PROGRAMLISTING"
|
|
>void xmlXPathFreeNodeSet (<A
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HREF="gnome-xml-xpath.html#XMLNODESETPTR"
|
|
>xmlNodeSetPtr</A
|
|
> obj);</PRE
|
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></TD
|
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></TR
|
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></TABLE
|
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><P
|
|
>Free the NodeSet compound (not the actual nodes !).</P
|
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><P
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></P
|
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><DIV
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CLASS="INFORMALTABLE"
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><P
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></P
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><TABLE
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BORDER="0"
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WIDTH="100%"
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BGCOLOR="#FFD0D0"
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CELLSPACING="0"
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CELLPADDING="4"
|
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CLASS="CALSTABLE"
|
|
><TR
|
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><TD
|
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WIDTH="20%"
|
|
ALIGN="RIGHT"
|
|
VALIGN="TOP"
|
|
><TT
|
|
CLASS="PARAMETER"
|
|
><I
|
|
>obj</I
|
|
></TT
|
|
> :</TD
|
|
><TD
|
|
WIDTH="80%"
|
|
ALIGN="LEFT"
|
|
VALIGN="TOP"
|
|
> the xmlNodeSetPtr to free</TD
|
|
></TR
|
|
></TABLE
|
|
><P
|
|
></P
|
|
></DIV
|
|
></DIV
|
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></DIV
|
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><DIV
|
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CLASS="NAVFOOTER"
|
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><BR
|
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CLEAR="all"><BR><TABLE
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WIDTH="100%"
|
|
BORDER="0"
|
|
BGCOLOR="#000000"
|
|
CELLPADDING="1"
|
|
CELLSPACING="0"
|
|
><TR
|
|
><TD
|
|
WIDTH="25%"
|
|
BGCOLOR="#C00000"
|
|
ALIGN="left"
|
|
><A
|
|
HREF="gnome-xml-htmltree.html"
|
|
><FONT
|
|
COLOR="#FFFFFF"
|
|
SIZE="3"
|
|
><B
|
|
><<< Previous Page</B
|
|
></FONT
|
|
></A
|
|
></TD
|
|
><TD
|
|
WIDTH="25%"
|
|
BGCOLOR="#0000C0"
|
|
ALIGN="center"
|
|
><FONT
|
|
COLOR="#FFFFFF"
|
|
SIZE="3"
|
|
><B
|
|
><A
|
|
HREF="book1.html"
|
|
><FONT
|
|
COLOR="#FFFFFF"
|
|
SIZE="3"
|
|
><B
|
|
>Home</B
|
|
></FONT
|
|
></A
|
|
></B
|
|
></FONT
|
|
></TD
|
|
><TD
|
|
WIDTH="25%"
|
|
BGCOLOR="#00C000"
|
|
ALIGN="center"
|
|
><FONT
|
|
COLOR="#FFFFFF"
|
|
SIZE="3"
|
|
><B
|
|
><A
|
|
HREF="libxml-lib.html"
|
|
><FONT
|
|
COLOR="#FFFFFF"
|
|
SIZE="3"
|
|
><B
|
|
>Up</B
|
|
></FONT
|
|
></A
|
|
></B
|
|
></FONT
|
|
></TD
|
|
><TD
|
|
WIDTH="25%"
|
|
BGCOLOR="#C00000"
|
|
ALIGN="right"
|
|
><A
|
|
HREF="gnome-xml-nanohttp.html"
|
|
><FONT
|
|
COLOR="#FFFFFF"
|
|
SIZE="3"
|
|
><B
|
|
>Next Page >>></B
|
|
></FONT
|
|
></A
|
|
></TD
|
|
></TR
|
|
><TR
|
|
><TD
|
|
COLSPAN="2"
|
|
ALIGN="left"
|
|
><FONT
|
|
COLOR="#FFFFFF"
|
|
SIZE="3"
|
|
><B
|
|
>HTMLtree</B
|
|
></FONT
|
|
></TD
|
|
><TD
|
|
COLSPAN="2"
|
|
ALIGN="right"
|
|
><FONT
|
|
COLOR="#FFFFFF"
|
|
SIZE="3"
|
|
><B
|
|
>nanohttp</B
|
|
></FONT
|
|
></TD
|
|
></TR
|
|
></TABLE
|
|
></DIV
|
|
></BODY
|
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></HTML
|
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> |