/*
* @author Ryan Liu | www.ryan-liu.com
* @since 2009-9-4 22:41
*/
var str:String = "StringTween Class is for doing this kind of string effect.";
var initObj:Object = { duration:1.5,ease:Sine.easeInOut,endString:str};
var strtween = new StringTween(initObj);
strtween.addEventListener(Event.CHANGE, onChange);

function onChange(e:Event) {
    tf.text = strtween.string;
}
//Click on the swf to replay.点击重播。