📄 xml.eventhandlers.html

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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><html> <head>  <title>Event Handlers</title>  <meta http-equiv="content-type" content="text/html; charset=UTF-8"> </head> <body><div style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="xml.constants.html">Predefined Constants</a></div> <div class="next" style="text-align: right; float: right;"><a href="xml.case-folding.html">Case Folding</a></div> <div class="up"><a href="book.xml.html">XML Parser</a></div> <div class="home"><a href="index.html">PHP Manual</a></div></div><hr /><div> <h1>Event Handlers</h1> <p class="para">  The XML event handlers defined are:  <table border="5">   <caption><b>Supported XML handlers</b></caption>   <colgroup>    <thead valign="middle">     <tr valign="middle">      <th colspan="1">PHP function to set handler</th>      <th colspan="1">Event description</th>     </tr>    </thead>    <tbody valign="middle" class="tbody">     <tr valign="middle">      <td colspan="1" rowspan="1" align="left"><a href="function.xml-set-element-handler.html" class="function">xml_set_element_handler()</a></td>      <td colspan="1" rowspan="1" align="left">       Element events are issued whenever the XML parser       encounters start or end tags.  There are separate handlers       for start tags and end tags.      </td>     </tr>     <tr valign="middle">      <td colspan="1" rowspan="1" align="left">       <a href="function.xml-set-character-data-handler.html" class="function">xml_set_character_data_handler()</a>      </td>      <td colspan="1" rowspan="1" align="left">       Character data is roughly all the non-markup contents of       XML documents, including whitespace between tags.  Note       that the XML parser does not add or remove any whitespace,       it is up to the application (you) to decide whether       whitespace is significant.      </td>     </tr>     <tr valign="middle">      <td colspan="1" rowspan="1" align="left">       <a href="function.xml-set-processing-instruction-handler.html" class="function">xml_set_processing_instruction_handler()</a>      </td>      <td colspan="1" rowspan="1" align="left">       PHP programmers should be familiar with processing       instructions (PIs) already.  &lt;?php ?&gt; is a processing       instruction, where <span class="replaceable">php</span> is called       the &quot;PI target&quot;.  The handling of these are       application-specific, except that all PI targets starting       with &quot;XML&quot; are reserved.      </td>     </tr>     <tr valign="middle">      <td colspan="1" rowspan="1" align="left"><a href="function.xml-set-default-handler.html" class="function">xml_set_default_handler()</a></td>      <td colspan="1" rowspan="1" align="left">       What goes not to another handler goes to the default       handler.  You will get things like the XML and document       type declarations in the default handler.      </td>     </tr>     <tr valign="middle">      <td colspan="1" rowspan="1" align="left">       <a href="function.xml-set-unparsed-entity-decl-handler.html" class="function">xml_set_unparsed_entity_decl_handler()</a>      </td>      <td colspan="1" rowspan="1" align="left">       This handler will be called for declaration of an unparsed       (NDATA) entity.      </td>     </tr>     <tr valign="middle">      <td colspan="1" rowspan="1" align="left">       <a href="function.xml-set-notation-decl-handler.html" class="function">xml_set_notation_decl_handler()</a>      </td>      <td colspan="1" rowspan="1" align="left">       This handler is called for declaration of a notation.      </td>     </tr>     <tr valign="middle">      <td colspan="1" rowspan="1" align="left">       <a href="function.xml-set-external-entity-ref-handler.html" class="function">xml_set_external_entity_ref_handler()</a>      </td>      <td colspan="1" rowspan="1" align="left">       This handler is called when the XML parser finds a       reference to an external parsed general entity.  This can       be a reference to a file or URL, for example.  See <a href="example.xml-external-entity.html" class="link">the external entity       example</a> for a demonstration.      </td>     </tr>    </tbody>   </colgroup>  </table> </p></div><hr /><div style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="xml.constants.html">Predefined Constants</a></div> <div class="next" style="text-align: right; float: right;"><a href="xml.case-folding.html">Case Folding</a></div> <div class="up"><a href="book.xml.html">XML Parser</a></div> <div class="home"><a href="index.html">PHP Manual</a></div></div></body></html>
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