code: protected function call($api = '', $param = '', $method = 'GET', $multi = false)
      {
          /* 腾讯QQ调用公共参数 */
          $params = [
              'oauth_consumer_key' => $this->AppKey,
              'access_token'       => $this->token['access_token'],
              'openid'             => $this->openid(),
              'format'             => 'json',
          ];
  
          $data = $this->http($this->url($api), $this->param($params, $param), $method);
          return json_decode($data, true);
      }
docs: 组装接口调用参数 并调用接口
  @param  string $api    微博API
  @param  string $param  调用API的额外参数
  @param  string $method HTTP请求方法 默认为GET
  @return json