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class SimpleXMLElement
{
string attributes(ns,is_prefix)
}
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ns ¿ÉÑ¡¡£±»¼ìË÷µÄÊôÐÔµÄÃüÃû¿Õ¼ä¡£
is_prefix ¿ÉÑ¡¡£Ä¬ÈÏÊÇ false¡£

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XML Îļþ£º

<?xml version="1.0" encoding="ISO-8859-1"?>
<note>
<to>George</to>
<from>John</from>
<heading>Reminder</heading>
<body type="small" important="low">Don't forget the meeting!</body>
</note>

PHP ´úÂ룺

<?php
$xml = simplexml_load_file("test.xml");

foreach($xml->body[0]->attributes() as $a => $b)
  {
  echo $a,'="',$b,'"';
  }
?>

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type="small" important="low"
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