<?php
$html = <<<DATA
<html>
<title>Random Website</title>
<body>
Click <a href="http://d...content-available-to-author-only...z.com">here</a> for foobar
Another site is http://w...content-available-to-author-only...n.com
<a href="http://w...content-available-to-author-only...n.com/test">Test 1</a>
<a href="http://w...content-available-to-author-only...n.com/test">Test 2</a>
<Strong>NOT A LINK</strong>
</body>
</html>
DATA;
$dom = new DOMDocument;
$dom->loadHTML($html);
$xpath = new DOMXPath($dom);
$links = $xpath->query('//a[contains(@href, "www.domain.com")]');
foreach($links as $link) {
}
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