获取公众号返回数据并解析打印

$postStr = $GLOBALS["HTTP_RAW_POST_DATA"];

$postObj = simplexml_load_string($postStr, 'SimpleXMLElement', LIBXML_NOCDATA);

$RX_TYPE = trim($postObj->FromUserName);

$ToUserName = trim($postObj->ToUserName);

$MsgType = trim($postObj->MsgType);

$even= explode('_',$postObj->EventKey);

$event= trim($postObj->Event);

file_put_contents('./log.txt',$ToUserName ,FILE_APPEND); 

该代码存在入口