//推送给全部的设备,限IOS系统使用
        public static string pushAllIos(long accessId, string secretKey, string content, int env)
        {
            MessageIOS message = new MessageIOS();

            message.setAlert(content);
            message.setBadge(1);
            message.setSound("beep.wav");

            XingeApp xinge = new XingeApp(accessId, secretKey);
            string   ret   = xinge.PushAllDevice(message, env);

            return(ret);
        }
        //推送给绑定标签的设备,限IOS系统使用
        public static string pushTagIos(long accessId, string secretKey, string content, string tag, int env)
        {
            MessageIOS message = new MessageIOS();

            message.setAlert(content);
            message.setBadge(1);
            message.setSound("beep.wav");

            XingeApp      xinge   = new XingeApp(accessId, secretKey);
            List <string> tagList = new List <string>();

            tagList.Add(tag);
            string ret = xinge.PushTags(tagList, "OR", message, env);

            return(ret);
        }