android Flutter 6.获取数据-post

static void post(String url, Function callback, { String params, Function errorCallback}) async {
    Map<String, String> headers = new Map();
    headers['Content-Type'] = 'application/json';
    try {
      http.Response res = await http.post(url,headers : headers, body: params);
      if (callback != null) {
        callback(res.body);
      }
    } catch (e) {
      if (errorCallback != null) {
        errorCallback(e);
      }
    }
  }

发送请求

String jsonParams = json.encode({"appCode":"snap","baiduChanelToken":""});
    NetUtils.post(
        Api.Login,
            (data) {
              print('data is ${ data }');
//
        },
        params: jsonParams,
        errorCallback: (e) {
          print(' errorCallback ' + e);
        });