PHP解析微信支付结果

PHP解析微信支付结果
<xml>
<appid><![CDATA[wx2421b1c4370ec43b]]></appid>
<attach><![CDATA[支付测试]]></attach>
<bank_type><![CDATA[CFT]]></bank_type>
<fee_type><![CDATA[CNY]]></fee_type>
<is_subscribe><![CDATA[Y]]></is_subscribe>
<mch_id><![CDATA[10000100]]></mch_id>
<nonce_str><![CDATA[5d2b6c2a8db53831f7eda20af46e531c]]></nonce_str>
<openid><![CDATA[oUpF8uMEb4qRXf22hE3X68TekukE]]></openid>
<out_trade_no><![CDATA[1409811653]]></out_trade_no>
<result_code><![CDATA[SUCCESS]]></result_code>
<return_code><![CDATA[SUCCESS]]></return_code>
<sign><![CDATA[B552ED6B279343CB493C5DD0D78AB241]]></sign>
<sub_mch_id><![CDATA[10000100]]></sub_mch_id>
<time_end><![CDATA[20140903131540]]></time_end>
<total_fee>1</total_fee>
<trade_type><![CDATA[JSAPI]]></trade_type>
<transaction_id><![CDATA[1004400740201409030005092168]]></transaction_id>
</xml>

$msg = array();
 
$postStr = file_get_contents('php://input');
 
$msg = (array)simplexml_load_string($postStr, 'SimpleXMLElement', LIBXML_NOCDATA);

$msg = array();
 
$postStr = $GLOBALS["HTTP_RAW_POST_DATA"];
 
$msg = (array)simplexml_load_string($postStr, 'SimpleXMLElement', LIBXML_NOCDATA);

public function xmlToArray($xml)
{       
   //将XML转为array        
   $array_data = json_decode(json_encode(simplexml_load_string($xml, 'SimpleXMLElement', LIBXML_NOCDATA)), true);       
   return $array_data;
}