dom-node-list.php

<?php

$xml = '
  <root>
    <child>
      some text
    </child>
    some other text
    <![CDATA[
      a CDATA node
    ]]>
    <!-- a comment node -->
    <?processing-instruction-node ?>
  </root>
';

$dom = DOMDocument::loadXML($xml);

foreach ($dom->firstChild->childNodes as $node) {
  var_dump($node->nodeName);
}

// Outputs this:
//
// string(5) "#text"
// string(5) "child"
// string(5) "#text"
// string(14) "#cdata-section"
// string(5) "#text"
// string(8) "#comment"
// string(5) "#text"
// string(27) "processing-instruction-node"
// string(5) "#text"

foreach ($dom->getElementsByTagName('*') as $node) {
  var_dump($node->nodeName);
}

// Outputs this:
//
// string(4) "root"
// string(5) "child"