DOMElement getElementsByClass

getElementsByClass

<?php

public function getElementsByClass(&$parentNode, $tagName, $className)
{
    $nodes = array();

    $childNodeList = $parentNode->getElementsByTagName($tagName);
    for ($i = 0; $i < $childNodeList->length; $i++) {
        $temp = $childNodeList->item($i);
        if (stripos($temp->getAttribute('class'), $className) !== false) {
            $nodes[]=$temp;
        }
    }

    return $nodes;
}

// source https://stackoverflow.com/questions/6366351/getting-dom-elements-by-classname