未定义数组索引: openid
public function GetOpenidFromMp($code)
{
$url = $this->__CreateOauthUrlForOpenid($code);
$res = self::curlGet($url);
//取出openid
$data = json_decode($res,true);
$this->data = $data;

$openid = $data['openid'];

return $openid;

}


在线等待。