xml转换成数组的有关问题

xml转换成数组的问题
现有如下xml:

XML code

<root><rows><errMsg text=""/><retValue text="true"/></rows><records><productno text="000321"/><billno text=""/><orderno text="D004410439"/><out_trade_no text="100001"/><plcprem text="0.0"/><orderprem text="50.0"/><commision text="0.0"/></records>....<root>

PHP code

Array(    [rows] => Array        (            [errMsg] =>             [retValue] => true        )    [records] => Array        (            [productno] =>000321            [billno] =>            [orderno] =>D004410439            [out_trade_no] => 100001            [plcprem] =>0.0            [orderprem] =>50.0            [commision] =>0.0        )        .....)

PHP code

$s =<<< XML<root><rows><errMsg text=""/><retValue text="true"/></rows><records><productno text="000321"/><billno text=""/><orderno text="D004410439"/><out_trade_no text="100001"/><plcprem text="0.0"/><orderprem text="50.0"/><commision text="0.0"/></records></root>XML;$obj = simplexml_load_string($s);$r = array();foreach($obj as $name=>$nodes) {  foreach($nodes as $k=>$v) {    $t = (array)$v->attributes()->text;    $r[$name][$k] = $t[0];  }}print_r($r);
[解决办法]
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PHP code
$s =<<< XML
<root>
<rows>
<errMsg text=""/>
<retValue text="true"/>
</rows>
<records>
<productno text="000321"/>
<billno text=""/>
<orderno text="D004410439"/>
<out_trade_no text="100001"/>
……