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<?xml version='1.0' encoding='utf-8'?>
<!-- $Revision: 288721 $ -->
<refentry xml:id="tidynode.isphp" xmlns="http://docbook.org/ns/docbook">
<refnamediv>
<refname>tidyNode::isPhp</refname>
<refpurpose>Checks if a node is PHP</refpurpose>
</refnamediv>
<refsect1 role="description">
&reftitle.description;
<methodsynopsis>
<type>bool</type><methodname>tidyNode::isPhp</methodname>
<void/>
</methodsynopsis>
<para>
Tells if the node is PHP.
</para>
</refsect1>
<refsect1 role="returnvalues">
&reftitle.returnvalues;
<para>
Returns &true; if the current node is PHP code, &false; otherwise.
</para>
</refsect1>
<refsect1 role="examples">
&reftitle.examples;
<para>
<example>
<title>Extract PHP 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(), 'php');
function get_nodes($node, $node_type) {
// check if the current node is of requested type
if($node->{"is$node_type"}()) {
echo "\n\n# $node_type node #" . ++$GLOBALS['num'] . "\n";
echo $node->value;
}
// check if the current node has childrens
if($node->hasChildren()) {
foreach($node->child as $child) {
get_nodes($child, $node_type);
}
}
}
?>
]]>
</programlisting>
&example.outputs;
<screen>
<![CDATA[
# php node #1
<?php echo '<title>title</title>'; ?>
# php node #2
<?php
// PHP code
echo 'hello world!';
?>
]]>
</screen>
</example>
</para>
</refsect1>
<refsect1 role="notes">
&reftitle.notes;
<note>
<para>
This function was named <function>tidy_node::is_php</function> in
PHP 4/Tidy 1.
</para>
</note>
</refsect1>
</refentry>
<!-- Keep this comment at the end of the file
Local variables:
mode: sgml
sgml-omittag:t
sgml-shorttag:t
sgml-minimize-attributes:nil
sgml-always-quote-attributes:t
sgml-indent-step:1
sgml-indent-data:t
indent-tabs-mode:nil
sgml-parent-document:nil
sgml-default-dtd-file:"~/.phpdoc/manual.ced"
sgml-exposed-tags:nil
sgml-local-catalogs:nil
sgml-local-ecat-files:nil
End:
vim600: syn=xml fen fdm=syntax fdl=2 si
vim: et tw=78 syn=sgml
vi: ts=1 sw=1
-->
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