title: Create UIwebview reload + goback/forward button programmatically
body: <p>How do Create <code>UIwebview</code> reload + <code>goback/forward</code> button programmatically.</p>
  
  <p>How do i call the following functions </p>
  
  <pre><code>func reload()
  func goBack()
  func goForward()
  </code></pre>
  
  <p>updated current code :</p>
  
  <pre><code>import UIKit
  
  class webviewViewController: UIViewController {
      @IBOutlet var webview: UIWebView!
  
      @IBAction func reload(sender: UIBarButtonItem) {
          webview.reload()
      }
  
      override func viewDidLoad() {
          super.viewDidLoad()
  
          let url = NSURL (string: "http://www.google.com");
          let requestObj = NSURLRequest(URL: url!);
          webview.loadRequest(requestObj);
      }
  }
  </code></pre>