DOMDocument类文件

<?php
$xml = <<< XML
<?xml version="1.0" encoding="utf-8" ?>
<books>
	<book>Patterns of Enterprise Application Architecture</book>
	<book>Design Patterns:Elements of Reusable SoftWare Design</book>
	<book>Clean Code</book>
</books>
XML;
$dom = new DOMDocument;
$dom->loadXML($xml);
$books = $dom->getElementsByTagName(‘book‘);
foreach($books as $book){
	echo $book->nodeValue,PHP_EOL;
}