Swift数据请求

$(SRCROOT)/工程名/桥接文件名

 -----------AppDelegate -----------

let CityVC = CityViewController()

        CityVC.navigationItem.title = "违章高发地"

        let nav =UINavigationController.init(rootViewController: CityVC)

        self.window?.rootViewController = nav

------------city  继承  NSObject--------

class city:NSObject{

    varprovince :String?

    varcity :String?

    vartown :String?

    varaddress :String?

    varcontent :String?

    varnum :String?

    varlat :String?

    varlng :String?

}