20.4. Adding and Removing Event Listeners

You've already taken a look at some examples that use addEventDispatcher(). Now I'll go over how listeners are added and removed in more detail. First, the following is the full method signature for addEventListener():

function addEventListener(type:String,
                          listener:Function,
                          useCapture:Boolean = false,
                          priority:int = 0,
                          useWeakReference:Boolean = false):void