php如何解析这个类型的xml文件

Question

<?xml version="1.0" encoding="UTF-8"?><documentroot><![CDATA[<title>title</title>]]> <![CDATA[<sectitle></sectitle>]]> <![CDATA[<thdtitle></thdtitle>]]> <![CDATA[<linktitle></linktitle>]]> <![CDATA[<author></author>]]> <![CDATA[<source></source>]]> <![CDATA[<editor>editor</editor>]]> <![CDATA[<keyword></keyword>]]> <![CDATA[<describe></describe>]]> <![CDATA[<content><p><a>contetn</a></p></content>]]> <![CDATA[<createdate>2018-01-12 15:43:33</createdate>]]> <![CDATA[<deploytime>2018-01-12 15:43:33</deploytime>]]></documentroot>补充: content里的html标签不能被解析