IOS WKWebView

import UIKitimport WebKitclass ViewController: UIViewController {            var wk: WKWebView!    override func viewDidLoad() {        super.viewDidLoad()    }    override func didReceiveMemoryWarning() {        super.didReceiveMemoryWarning()        // Dispose of any resources that can be recreated.    }        override func viewDidAppear(animated: Bool) {        super.viewDidAppear(animated)                self.wk = WKWebView(frame: self.view.frame)        self.wk.loadRequest(NSURLRequest(URL: NSURL(string: "http://www.baidu.com/")!))        self.view.addSubview(self.wk)    }}

<key>NSAppTransportSecurity</key>    <dict>        <key>NSAllowsArbitraryLoads</key>        <true/>    </dict>