- var_dump: documentation ( source)
<?php
$pattern = "/(?<=href=(\"|'))[^\"']+(?=(\"|'))/";
$string = "<a class=\"hola\" href=\"link1\">Hola qué tal 1</a>";
$string .= "<a class=\'hola\' href=\'link2\'>Hola qué tal 2</a>";
$string .= "<a class=\"hola\" href=\"link3\">Hola qué tal 3</a>";
$string .= "<a class=\"hola\" href=\"link4\">Hola qué tal 4</a>";
$doc = new DOMDocument();
$html = $doc->loadHTML($string);
$tags = $html->getElementsByTagName("a");
foreach($tags as $tag) {
$attrs = $tag->getAttributes();
foreach($attrs as $attr) {
var_dump($attr);
}
}