php 解析xml数据的简单示例

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/**
 * php解析xml数据代码
 *
 * @param 
 * @author 网： jb51.cc
 **/
//xml string
$xml_string=<?xml version='1.0'?>
<users>
   <user id='398'>
	  <name>Foo</name>
	  <email>[e-mail]</name>
   </user>
   <user id='867'>
	  <name>Foobar</name>
	  <email>[e-mail]</name>
   </user>
</users>; 
//load the xml string using simplexml
$xml = simplexml_load_string($xml_string); 
//loop through the each node of user
foreach ($xml->user as $user)
{
   //access attribute
   echo $user['id'],'  ';
   //subnodes are accessed by -> operator
   echo $user->name,'  ';
   echo $user->email,'<br />';
}
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