<?php
$html = <<<HTML
<!doctype html>
<html lang="en-US">
<head>
<meta charset="UTF-8">
<title></title>
</head>
<body>
<div class="localImage">
<a href="/Electronic-Deals/b/ref=amb_link_185249707_2?ie=UTF8&node=4192584031&pf_rd_m=A1VBAL9TL5WCBF&pf_rd_s=center-new-12&pf_rd_r=07C4YQ4KZ15MZJQBT2PD&pf_rd_t=701&pf_rd_p=736512207&pf_rd_i=20">
<img src="http://g...content-available-to-author-only...n.com/images/G/31/rcx-events/cat-navs-electronics1._V335880105_.png"
alt="Electronics" border="0" height="140" width="170">
</a>
</div>
<div class="localImage">
<a href="/Electronic-Deals/b/ref=amb_link_185249707_2?ie=UTF8&node=4192584031&pf_rd_m=A1VBAL9TL5WCBF&pf_rd_s=center-new-12&pf_rd_r=07C4YQ4KZ15MZJQBT2PD&pf_rd_t=701&pf_rd_p=736512207&pf_rd_i=20">
<img src="http://g...content-available-to-author-only...n.com/images/G/31/rcx-events/cat-navs-electronics1._V335880105_.png"
alt="Electronics" border="0" height="140" width="170">
</a>
</div>
</body>
</html>
HTML;
//correct way to avoid XML-errors (HTML is not valid XML, except valid XHTML)
//instead of usage @$dom->loadHTML
libxml_disable_entity_loader(true);
$dom = new DOMDocument('1.0');
$dom->loadHTML($html);
$xpath = new DOMXpath($dom);
/**
* @var $domImage DOMElement IDE hint
*/
//xpath representation of CSS selector div.localImage>a>img
$domImages = $xpath->query('//div[contains(@class, "localImage")]/a/img');
for ($i = 0; $i < $domImages->length; $i++) {
$domImage = $domImages->item($i);
print("img[$i].src = " . $domImage->getAttribute('src'));
print("\n");
print("img[$i].alt = " . $domImage->getAttribute('alt'));
print("\n\n");
}