//获取省市县的JSON字符串let txtStr = await AreaHelper.getAreaStr();let areaList = JSONUtil.jsonToArray<AreaEntity>(txtStr);

//获取省市县的数据let areas = AreaHelper.getAreaSync();

//根据省名获取下面的市let citys = await AreaHelper.getCityByName("安徽省");

//根据市名获取下面的区县let list = AreaHelper.getDistrictByNameSync("合肥市");

//配合‘@pura/harmony-dialog’的\nshowTextPickerDialog()方法使用let data = AreaHelper.getAreaSync();DialogHelper.showTextPickerDialog({  title: "请选择",  range: data,  onChange: (value: string | string[], index: number | number[]) => {    LogUtil.error(`value: ${value} --- index: ${index}`);  },  onAction: (action: number, dialogId: string, value: string | string[]) => {    if (action === DialogAction.SURE) {      DialogHelper.showToast(`已选择：${value}`);    }  }});