学步园

<?php
//删除节点
	$dom = new DOMDocument('1.0','utf-8');
	$dom -> load('1.xml');

	$zf = $dom->getElementsByTagName('character')->item(0);
	$zf->parentNode->removeChild($zf);

//替换节点 (不能修改,以替换达到修改的结果)
	$hz = $dom -> createTextnode('黄忠');
	$zy = $dom -> getElementsByTagName('name')->item(0);

	$zy -> replaceChild($hz,$zy->firstChild);
	header('Content-type:text/xml');
	echo $dom->savexml();
?>