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copied!<p>You can use the <strong>DOMDocument</strong> from <strong>PHP</strong>.</p> <p>You load your file and than loop trough the <strong>childNodes</strong> of the document.</p> <pre><code><?php $dom=new DOMDocument(); $dom->load("file.xml"); $root=$dom->documentElement; // This can differ (I am not sure, it can be only documentElement or documentElement->firstChild or only firstChild) $nodesToDelete=array(); $markers=$root->getElementsByTagName('marker'); // Loop trough childNodes foreach ($markers as $marker) { $type=$marker->getElementsByTagName('type')->item(0)->textContent; $title=$marker->getElementsByTagName('title')->item(0)->textContent; $address=$marker->getElementsByTagName('address')->item(0)->textContent; $latitude=$marker->getElementsByTagName('latitude')->item(0)->textContent; $longitude=$marker->getElementsByTagName('longitude')->item(0)->textContent; // Your filters here // To remove the marker you just add it to a list of nodes to delete $nodesToDelete[]=$marker; } // You delete the nodes foreach ($nodesToDelete as $node) $node->parentNode->removeChild($node); echo $dom->saveXML(); ?> </code></pre> <p>You can save your output XML like this</p> <pre><code>$dom->saveXML(); // This will return the XML as a string $dom->save('file.xml'); // This saves the XML to a file </code></pre> <p>To do this parsing in <strong>JavaScript</strong> you should use <a href="http://jquery.com/" rel="noreferrer" title="jQuery">jQuery</a> (a small, but powerful library).</p> <p>You can include the library directly from Google Code Repository.</p> <pre><code><script type="text/javascript" src="http://jqueryjs.googlecode.com/files/jquery-1.3.2.min.js"></script> </code></pre> <p><em>The library is cross-browser and very small. It should be cached in many cases, because some sites use it from Google Code</em></p> <pre><code>$(yourXMLStringOrDocument).find("marker").each(function () { var marker=$(this); var type=marker.find('type').text(); var title=marker.find('title').text(); var address=marker.find('address').text(); var latitude=marker.find('latitude').text(); var longitude=marker.find('longitude').text(); }); </code></pre>

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