求助，PHP讀取XML文件

如何用PHP讀取這個XML文件？？
<xml   xmlns:s='uuid:BDC6E3F0-6DA3-11d1-A2A3-00AA00C14882' 
xmlns:dt='uuid:C2F41010-65B3-11d1-A29F-00AA00C14882' 
xmlns:rs='urn:schemas-microsoft-com:rowset' 
xmlns:z='#RowsetSchema'> 
<s:Schema   id='RowsetSchema'> 
<s:ElementType   name='row'   content='eltOnly'   rs:updatable='true'> 
<s:AttributeType   name='Handle'   rs:number='1'   rs:nullable='true'   rs:write='true'> 
<s:datatype   dt:type='string'   rs:dbtype='str'   dt:maxLength='50'   rs:precision='0'/> 
</s:AttributeType> 
<s:AttributeType   name='FullName'   rs:number='2'   rs:nullable='true'   rs:write='true'> 
<s:datatype   dt:type='string'   rs:dbtype='str'   dt:maxLength='50'   rs:precision='0'/> 
</s:AttributeType> 
<s:extends   type='rs:rowbase'/> 
</s:ElementType> 
</s:Schema> 
<rs:data> 
<rs:insert> 
<z:row   Handle='ec434'   FullName='43424434'/> 
<z:row   Handle='thi43412'   FullName='434234'/> 
</rs:insert> 
</rs:data> 
</xml>