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HTML; $oDoc = new DOMDocument(); $oDoc->loadHTML($sHtml); $oNodeList = $oDoc->getElementsByTagName('img'); foreach($oNodeList as $t_oNode) { if($t_oNode->parentNode->nodeName === 'a') { $sLinkValue = $t_oNode->parentNode->getAttribute('href'); $sExtension = substr($sLinkValue, strrpos($sLinkValue, '.')); echo 'I am wrapped in an anchor tag ' . 'and I link to a ' . $sExtension . ' file ' . "\n" ; } } ?>