libxml-xpathinternals.html

xml开源解析代码.版本为libxml2-2.6.29,可支持GB3212.网络消息发送XML时很有用.

<pre class="programlisting"><a href="libxml-xmlstring.html#xmlChar">xmlChar</a> *	<a href="#xmlXPathParseName">xmlXPathParseName</a>	(<a href="libxml-xpath.html#xmlXPathParserContextPtr">xmlXPathParserContextPtr</a> ctxt)</pre>
<pre class="programlisting">int	<a href="#xmlXPathPopBoolean">xmlXPathPopBoolean</a>		(<a href="libxml-xpath.html#xmlXPathParserContextPtr">xmlXPathParserContextPtr</a> ctxt)</pre>
<pre class="programlisting">void *	<a href="#xmlXPathPopExternal">xmlXPathPopExternal</a>		(<a href="libxml-xpath.html#xmlXPathParserContextPtr">xmlXPathParserContextPtr</a> ctxt)</pre>
<pre class="programlisting"><a href="libxml-xpath.html#xmlNodeSetPtr">xmlNodeSetPtr</a>	<a href="#xmlXPathPopNodeSet">xmlXPathPopNodeSet</a>	(<a href="libxml-xpath.html#xmlXPathParserContextPtr">xmlXPathParserContextPtr</a> ctxt)</pre>
<pre class="programlisting">double	<a href="#xmlXPathPopNumber">xmlXPathPopNumber</a>		(<a href="libxml-xpath.html#xmlXPathParserContextPtr">xmlXPathParserContextPtr</a> ctxt)</pre>
<pre class="programlisting"><a href="libxml-xmlstring.html#xmlChar">xmlChar</a> *	<a href="#xmlXPathPopString">xmlXPathPopString</a>	(<a href="libxml-xpath.html#xmlXPathParserContextPtr">xmlXPathParserContextPtr</a> ctxt)</pre>
<pre class="programlisting">void	<a href="#xmlXPathPositionFunction">xmlXPathPositionFunction</a>	(<a href="libxml-xpath.html#xmlXPathParserContextPtr">xmlXPathParserContextPtr</a> ctxt, <br />					 int nargs)</pre>
<pre class="programlisting">void	<a href="#xmlXPathRegisterAllFunctions">xmlXPathRegisterAllFunctions</a>	(<a href="libxml-xpath.html#xmlXPathContextPtr">xmlXPathContextPtr</a> ctxt)</pre>
<pre class="programlisting">int	<a href="#xmlXPathRegisterFunc">xmlXPathRegisterFunc</a>		(<a href="libxml-xpath.html#xmlXPathContextPtr">xmlXPathContextPtr</a> ctxt, <br />					 const <a href="libxml-xmlstring.html#xmlChar">xmlChar</a> * name, <br />					 <a href="libxml-xpath.html#xmlXPathFunction">xmlXPathFunction</a> f)</pre>
<pre class="programlisting">void	<a href="#xmlXPathRegisterFuncLookup">xmlXPathRegisterFuncLookup</a>	(<a href="libxml-xpath.html#xmlXPathContextPtr">xmlXPathContextPtr</a> ctxt, <br />					 <a href="libxml-xpath.html#xmlXPathFuncLookupFunc">xmlXPathFuncLookupFunc</a> f, <br />					 void * funcCtxt)</pre>
<pre class="programlisting">int	<a href="#xmlXPathRegisterFuncNS">xmlXPathRegisterFuncNS</a>		(<a href="libxml-xpath.html#xmlXPathContextPtr">xmlXPathContextPtr</a> ctxt, <br />					 const <a href="libxml-xmlstring.html#xmlChar">xmlChar</a> * name, <br />					 const <a href="libxml-xmlstring.html#xmlChar">xmlChar</a> * ns_uri, <br />					 <a href="libxml-xpath.html#xmlXPathFunction">xmlXPathFunction</a> f)</pre>
<pre class="programlisting">int	<a href="#xmlXPathRegisterNs">xmlXPathRegisterNs</a>		(<a href="libxml-xpath.html#xmlXPathContextPtr">xmlXPathContextPtr</a> ctxt, <br />					 const <a href="libxml-xmlstring.html#xmlChar">xmlChar</a> * prefix, <br />					 const <a href="libxml-xmlstring.html#xmlChar">xmlChar</a> * ns_uri)</pre>
<pre class="programlisting">int	<a href="#xmlXPathRegisterVariable">xmlXPathRegisterVariable</a>	(<a href="libxml-xpath.html#xmlXPathContextPtr">xmlXPathContextPtr</a> ctxt, <br />					 const <a href="libxml-xmlstring.html#xmlChar">xmlChar</a> * name, <br />					 <a href="libxml-xpath.html#xmlXPathObjectPtr">xmlXPathObjectPtr</a> value)</pre>
<pre class="programlisting">void	<a href="#xmlXPathRegisterVariableLookup">xmlXPathRegisterVariableLookup</a>	(<a href="libxml-xpath.html#xmlXPathContextPtr">xmlXPathContextPtr</a> ctxt, <br />					 <a href="libxml-xpath.html#xmlXPathVariableLookupFunc">xmlXPathVariableLookupFunc</a> f, <br />					 void * data)</pre>
<pre class="programlisting">int	<a href="#xmlXPathRegisterVariableNS">xmlXPathRegisterVariableNS</a>	(<a href="libxml-xpath.html#xmlXPathContextPtr">xmlXPathContextPtr</a> ctxt, <br />					 const <a href="libxml-xmlstring.html#xmlChar">xmlChar</a> * name, <br />					 const <a href="libxml-xmlstring.html#xmlChar">xmlChar</a> * ns_uri, <br />					 <a href="libxml-xpath.html#xmlXPathObjectPtr">xmlXPathObjectPtr</a> value)</pre>
<pre class="programlisting">void	<a href="#xmlXPathRegisteredFuncsCleanup">xmlXPathRegisteredFuncsCleanup</a>	(<a href="libxml-xpath.html#xmlXPathContextPtr">xmlXPathContextPtr</a> ctxt)</pre>
<pre class="programlisting">void	<a href="#xmlXPathRegisteredNsCleanup">xmlXPathRegisteredNsCleanup</a>	(<a href="libxml-xpath.html#xmlXPathContextPtr">xmlXPathContextPtr</a> ctxt)</pre>
<pre class="programlisting">void	<a href="#xmlXPathRegisteredVariablesCleanup">xmlXPathRegisteredVariablesCleanup</a>	(<a href="libxml-xpath.html#xmlXPathContextPtr">xmlXPathContextPtr</a> ctxt)</pre>
<pre class="programlisting">void	<a href="#xmlXPathRoot">xmlXPathRoot</a>			(<a href="libxml-xpath.html#xmlXPathParserContextPtr">xmlXPathParserContextPtr</a> ctxt)</pre>
<pre class="programlisting">void	<a href="#xmlXPathRoundFunction">xmlXPathRoundFunction</a>		(<a href="libxml-xpath.html#xmlXPathParserContextPtr">xmlXPathParserContextPtr</a> ctxt, <br />					 int nargs)</pre>
<pre class="programlisting">void	<a href="#xmlXPathStartsWithFunction">xmlXPathStartsWithFunction</a>	(<a href="libxml-xpath.html#xmlXPathParserContextPtr">xmlXPathParserContextPtr</a> ctxt, <br />					 int nargs)</pre>
<pre class="programlisting">double	<a href="#xmlXPathStringEvalNumber">xmlXPathStringEvalNumber</a>	(const <a href="libxml-xmlstring.html#xmlChar">xmlChar</a> * str)</pre>
<pre class="programlisting">void	<a href="#xmlXPathStringFunction">xmlXPathStringFunction</a>		(<a href="libxml-xpath.html#xmlXPathParserContextPtr">xmlXPathParserContextPtr</a> ctxt, <br />					 int nargs)</pre>
<pre class="programlisting">void	<a href="#xmlXPathStringLengthFunction">xmlXPathStringLengthFunction</a>	(<a href="libxml-xpath.html#xmlXPathParserContextPtr">xmlXPathParserContextPtr</a> ctxt, <br />					 int nargs)</pre>
<pre class="programlisting">void	<a href="#xmlXPathSubValues">xmlXPathSubValues</a>		(<a href="libxml-xpath.html#xmlXPathParserContextPtr">xmlXPathParserContextPtr</a> ctxt)</pre>
<pre class="programlisting">void	<a href="#xmlXPathSubstringAfterFunction">xmlXPathSubstringAfterFunction</a>	(<a href="libxml-xpath.html#xmlXPathParserContextPtr">xmlXPathParserContextPtr</a> ctxt, <br />					 int nargs)</pre>
<pre class="programlisting">void	<a href="#xmlXPathSubstringBeforeFunction">xmlXPathSubstringBeforeFunction</a>	(<a href="libxml-xpath.html#xmlXPathParserContextPtr">xmlXPathParserContextPtr</a> ctxt, <br />					 int nargs)</pre>
<pre class="programlisting">void	<a href="#xmlXPathSubstringFunction">xmlXPathSubstringFunction</a>	(<a href="libxml-xpath.html#xmlXPathParserContextPtr">xmlXPathParserContextPtr</a> ctxt, <br />					 int nargs)</pre>
<pre class="programlisting">void	<a href="#xmlXPathSumFunction">xmlXPathSumFunction</a>		(<a href="libxml-xpath.html#xmlXPathParserContextPtr">xmlXPathParserContextPtr</a> ctxt, <br />					 int nargs)</pre>
<pre class="programlisting"><a href="libxml-xpath.html#xmlNodeSetPtr">xmlNodeSetPtr</a>	<a href="#xmlXPathTrailing">xmlXPathTrailing</a>	(<a href="libxml-xpath.html#xmlNodeSetPtr">xmlNodeSetPtr</a> nodes1, <br />					 <a href="libxml-xpath.html#xmlNodeSetPtr">xmlNodeSetPtr</a> nodes2)</pre>
<pre class="programlisting"><a href="libxml-xpath.html#xmlNodeSetPtr">xmlNodeSetPtr</a>	<a href="#xmlXPathTrailingSorted">xmlXPathTrailingSorted</a>	(<a href="libxml-xpath.html#xmlNodeSetPtr">xmlNodeSetPtr</a> nodes1, <br />					 <a href="libxml-xpath.html#xmlNodeSetPtr">xmlNodeSetPtr</a> nodes2)</pre>
<pre class="programlisting">void	<a href="#xmlXPathTranslateFunction">xmlXPathTranslateFunction</a>	(<a href="libxml-xpath.html#xmlXPathParserContextPtr">xmlXPathParserContextPtr</a> ctxt, <br />					 int nargs)</pre>
<pre class="programlisting">void	<a href="#xmlXPathTrueFunction">xmlXPathTrueFunction</a>		(<a href="libxml-xpath.html#xmlXPathParserContextPtr">xmlXPathParserContextPtr</a> ctxt, <br />					 int nargs)</pre>
<pre class="programlisting">void	<a href="#xmlXPathValueFlipSign">xmlXPathValueFlipSign</a>		(<a href="libxml-xpath.html#xmlXPathParserContextPtr">xmlXPathParserContextPtr</a> ctxt)</pre>
<pre class="programlisting"><a href="libxml-xpath.html#xmlXPathObjectPtr">xmlXPathObjectPtr</a>	<a href="#xmlXPathVariableLookup">xmlXPathVariableLookup</a>	(<a href="libxml-xpath.html#xmlXPathContextPtr">xmlXPathContextPtr</a> ctxt, <br />						 const <a href="libxml-xmlstring.html#xmlChar">xmlChar</a> * name)</pre>
<pre class="programlisting"><a href="libxml-xpath.html#xmlXPathObjectPtr">xmlXPathObjectPtr</a>	<a href="#xmlXPathVariableLookupNS">xmlXPathVariableLookupNS</a>	(<a href="libxml-xpath.html#xmlXPathContextPtr">xmlXPathContextPtr</a> ctxt, <br />							 const <a href="libxml-xmlstring.html#xmlChar">xmlChar</a> * name, <br />							 const <a href="libxml-xmlstring.html#xmlChar">xmlChar</a> * ns_uri)</pre>
<pre class="programlisting"><a href="libxml-xpath.html#xmlXPathObjectPtr">xmlXPathObjectPtr</a>	<a href="#xmlXPathWrapCString">xmlXPathWrapCString</a>	(char * val)</pre>
<pre class="programlisting"><a href="libxml-xpath.html#xmlXPathObjectPtr">xmlXPathObjectPtr</a>	<a href="#xmlXPathWrapExternal">xmlXPathWrapExternal</a>	(void * val)</pre>
<pre class="programlisting"><a href="libxml-xpath.html#xmlXPathObjectPtr">xmlXPathObjectPtr</a>	<a href="#xmlXPathWrapNodeSet">xmlXPathWrapNodeSet</a>	(<a href="libxml-xpath.html#xmlNodeSetPtr">xmlNodeSetPtr</a> val)</pre>
<pre class="programlisting"><a href="libxml-xpath.html#xmlXPathObjectPtr">xmlXPathObjectPtr</a>	<a href="#xmlXPathWrapString">xmlXPathWrapString</a>	(<a href="libxml-xmlstring.html#xmlChar">xmlChar</a> * val)</pre>
<pre class="programlisting">void	<a href="#xmlXPatherror">xmlXPatherror</a>			(<a href="libxml-xpath.html#xmlXPathParserContextPtr">xmlXPathParserContextPtr</a> ctxt, <br />					 const char * file, <br />					 int line, <br />					 int no)</pre>
<h2>Description</h2>
<h3><a name="CAST_TO_BOOLEAN" id="CAST_TO_BOOLEAN"></a>Macro: CAST_TO_BOOLEAN</h3><pre>#define CAST_TO_BOOLEAN</pre><p>Macro to try to cast the value on the top of the XPath stack to a boolean.</p>
<h3><a name="CAST_TO_NUMBER" id="CAST_TO_NUMBER"></a>Macro: CAST_TO_NUMBER</h3><pre>#define CAST_TO_NUMBER</pre><p>Macro to try to cast the value on the top of the XPath stack to a number.</p>