simple_html_dom_php for SO #3325946

require_once('simple_html_dom.php');

$example = <<<XML
<div class="local-tabs">
    <div class="local-tab active">Set1 <span class="searchresults_tab_number">(3869)</span></div>
    <div class="local-tab"><a href="#">Set2 <span class="searchresults_tab_number">(1)</span></a></div>
    <div class="local-tab"><a href="#">Set3 <span class="searchresults_tab_number">(3870)</span></a></div>
</div>
XML;

$html = new simple_html_dom();
$html->load($example);

foreach($html->find('span[class=searchresults_tab_number]') as $element) {
	echo $element->innertext . '<br />';
}