swift 通知

NSNotificationCenter.defaultCenter().addObserver(self,
selector: "noti:", name:
"noti", object: nil)
}

override
func touchesBegan(touches:
Set<UITouch>, withEvent event:
UIEvent?) {
NSNotificationCenter.defaultCenter().postNotificationName("noti",
object: nil, userInfo: ["key1":"value1"])
}

func noti(NSNotification1:NSNotification)->Void{
let value1 = NSNotification1.userInfo!["key1"]!
print("noti--=====\(value1)")
}