Hello world

/**
 * Copyright 0rafu0 ( http://wonderfl.net/user/0rafu0 )
 * MIT License ( http://www.opensource.org/licenses/mit-license.php )
 * Downloaded from: http://wonderfl.net/c/rOAE
 */

//何がしたかったのかは自分でも謎

package {
    import flash.events.Event;
    import flash.text.*;
    import flash.display.Sprite;
    public class FlashTest extends Sprite {
        var txt:TextField = new TextField();
        
        public function FlashTest() {
            txt.text ="Hello Worl"  
            txt.type = TextFieldType.INPUT;
            txt.width = 400;
            txt.height = 600;
            txt.wordWrap = true;
            txt.multiline = true;
            addChild(txt);
            txt.addEventListener(Event.CHANGE,plusText);
        }
        
        function plusText(e:Event):void{
            txt.appendText(" Hello world"); 
            addEventListener(Event.ENTER_FRAME,plusText);
            if (txt.numLines == 30) {
                txt.text = "Hello world!!";
                removeEventListener(Event.ENTER_FRAME,plusText);
            }

                    
        }
    }
}