reference/tidy/tidynode/isasp.xml

<?xml version="1.0" encoding="utf-8"?>
<!-- $Revision$ -->
<refentry xml:id="tidynode.isasp" xmlns="http://docbook.org/ns/docbook">
 <refnamediv>
  <refname>tidyNode::isAsp</refname>
  <refpurpose>Checks if this node is ASP</refpurpose>
 </refnamediv>
 <refsect1 role="description">
  &reftitle.description;
  <methodsynopsis role="tidyNode">
   <modifier>public</modifier> <type>bool</type><methodname>tidyNode::isAsp</methodname>
   <void/>
  </methodsynopsis>
  <para>
   Tells whether the current node is ASP.
  </para>
 </refsect1>

 <refsect1 role="parameters">
  &reftitle.parameters;
  &no.function.parameters;
 </refsect1>
 
 <refsect1 role="returnvalues">
  &reftitle.returnvalues;
  <para>
   Returns &true; if the node is ASP, &false; otherwise.
  </para>
 </refsect1>

 <refsect1 role="examples">
  &reftitle.examples;
  <para>
   <example>
    <title>Extract ASP code from a mixed HTML document</title>
    <programlisting role="php">
<![CDATA[
<?php

$html = <<< HTML
<html><head>
<?php echo '<title>title</title>'; ?>
<# 
  /* JSTE code */
  alert('Hello World'); 
#>
</head>
<body>

<?php
  // PHP code
  echo 'hello world!';
?>

<%
  /* ASP code */
  response.write("Hello World!")
%>

<!-- Comments -->
Hello World
</body></html>
Outside HTML
HTML;


$tidy = tidy_parse_string($html);
$num = 0;

get_nodes($tidy->html());

function get_nodes($node) {

    // check if the current node is of requested type
    if($node->isAsp()) {
        echo "\n\n# asp node #" . ++$GLOBALS['num'] . "\n";
        echo $node->value;
    }

    // check if the current node has childrens
    if($node->hasChildren()) {
        foreach($node->child as $child) {
            get_nodes($child);
        }
    }
}

?>
]]>
    </programlisting>
    &example.outputs;
    <screen>
<![CDATA[
# asp node #1
<%
  /* ASP code */
  response.write("Hello World!")
%>
]]>
    </screen>
   </example>
  </para>
 </refsect1>
</refentry>
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