UIWebView和字符串内占位参数

//账号密码和站点的传值

letzhangHao =ViewController().zhangHao.text

letmima =ViewController().miMa.text

letselURL =ViewController().selURL

letweb =UIWebView(frame:self.view.frame)

leturl =URL(string:"http://\(selURL)/default/@zopen.sso:moblie?user=\(zhangHao)&password=\(mima)&account=zopen")

letrequest =URLRequest(url: url!)

web.loadRequest(request)

self.view.addSubview(web)