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php解析cas返回的xml解决思路

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2016-06-13 11:49:581572browse

php解析cas返回的xml
    使用php进行cas验证时,对方返回这么一段xml

<br /><cas:serviceResponse xmlns:cas='http://www.yale.edu/tp/cas'><br />    <cas:authenticationSuccess><br />        <cas:user>zhangjian</cas:user><br />        <cas:language></cas:language><br />    </cas:authenticationSuccess><br /></cas:serviceResponse><br />


    于是使用php相关函数进行解析

$str = <<

/*
$validateXML = simplexml_load_string($str);print_r($validateXML);
$successnode = $validateXML->authenticationSuccess[0];
var_dump($successnode);
*/

$xml = new DOMDocument();
$xml -> loadXML($str);
var_dump($xml);


    结果都解析不出来,哪位朋友遇到过请指点下,不甚感激!!!
------解决方案--------------------
SimpleXML也是PHP5后提供的一套简单易用的xml工具集,
不过它不适用于包含namespace(命名空间)的xml。
------解决方案--------------------
怎么会?
<br /><?php<br />$str = <<<EOT&lt;br /&gt;&lt;cas:serviceResponse xmlns:cas='http://www.yale.edu/tp/cas'&gt;&lt;br /&gt;    &lt;cas:authenticationSuccess&gt;&lt;br /&gt;        &lt;cas:user&gt;zhangjian&lt;/cas:user&gt;&lt;br /&gt;        &lt;cas:language&gt;&lt;/cas:language&gt;&lt;br /&gt;    &lt;/cas:authenticationSuccess&gt;&lt;br /&gt;&lt;/cas:serviceResponse&gt;&lt;br /&gt;EOT;<br /> <br /> <br /><br />$validateXML = simplexml_load_string($str, null, 0, 'cas', true);<br />print_r($validateXML);<br /><br />$successnode = $validateXML->authenticationSuccess[0];<br />print_r($successnode);<br /><br /> <br />$xml = new DOMDocument();<br />$xml -> loadXML($str);<br />print_r($xml);</pre></p>
<pre class="brush: text">SimpleXMLElement Object&lt;br&gt;(&lt;br&gt;    [authenticationSuccess] =&gt; SimpleXMLElement Object&lt;br&gt;        (&lt;br&gt;            [user] =&gt; zhangjian&lt;br&gt;            [language] =&gt; SimpleXMLElement Object&lt;br&gt;                (&lt;br&gt;                )&lt;br&gt;&lt;br&gt;        )&lt;br&gt;&lt;br&gt;)&lt;br&gt;SimpleXMLElement Object&lt;br&gt;(&lt;br&gt;    [user] =&gt; zhangjian&lt;br&gt;    [language] =&gt; SimpleXMLElement Object&lt;br&gt;        (&lt;br&gt;        )&lt;br&gt;&lt;br&gt;)&lt;br&gt;DOMDocument Object&lt;br&gt;(&lt;br&gt;    [doctype] =&gt; &lt;br&gt;    [implementation] =&gt; (object value omitted)&lt;br&gt;    [documentElement] =&gt; (object value omitted)&lt;br&gt;    [actualEncoding] =&gt; &lt;br&gt;    [encoding] =&gt; &lt;br&gt;    [xmlEncoding] =&gt; &lt;br&gt;    [standalone] =&gt; 1&lt;br&gt;    [xmlStandalone] =&gt; 1&lt;br&gt;    [version] =&gt; 1.0&lt;br&gt;    [xmlVersion] =&gt; 1.0&lt;br&gt;    [strictErrorChecking] =&gt; 1&lt;br&gt;    [documentURI] =&gt; file:///D:/AMP/web/&lt;br&gt;    [config] =&gt; &lt;br&gt;    [formatOutput] =&gt; &lt;br&gt;    [validateOnParse] =&gt; &lt;br&gt;    [resolveExternals] =&gt; &lt;br&gt;    [preserveWhiteSpace] =&gt; 1&lt;br&gt;    [recover] =&gt; &lt;br&gt;    [substituteEntities] =&gt; &lt;br&gt;    [nodeName] =&gt; #document&lt;br&gt;    [nodeValue] =&gt; &lt;br&gt;    [nodeType] =&gt; 9&lt;br&gt;    [parentNode] =&gt; &lt;br&gt;    [childNodes] =&gt; (object value omitted)&lt;br&gt;    [firstChild] =&gt; (object value omitted)&lt;br&gt;    [lastChild] =&gt; (object value omitted)&lt;br&gt;    [previousSibling] =&gt; &lt;br&gt;    [attributes] =&gt; &lt;br&gt;    [ownerDocument] =&gt; &lt;br&gt;    [namespaceURI] =&gt; &lt;br&gt;    [prefix] =&gt; &lt;br&gt;    [localName] =&gt; &lt;br&gt;    [baseURI] =&gt; file:///D:/AMP/web/&lt;br&gt;    [textContent] =&gt; &lt;br&gt;    &lt;br&gt;        zhangjian&lt;div class=&quot;clear&quot;&gt;
                 
              
              
        
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