swift 给导航增加item，实现界面的跳转

//给导航增加item
var rightItem = UIBarButtonItem(title: "First",style: UIBarButtonItemStyle.Plain,target: self,action: "fisrtItem:")
rightItem.title = "First"
self.navigationItem.rightBarButtonItem = rightItem

点击事件

func fisrtItem(right:UIBarButtonItem) { var vc = ViewController2() self.navigationController?.pushViewController(vc,animated: true) }