as master strings

TestMasterString.as

package
{
    import flash.display.Sprite;
    import flash.events.Event;
    import flash.events.KeyboardEvent;
    import flash.sampler.getMasterString;


    /**
     *
     */
    public class TestMasterString extends Sprite
    {
        public function TestMasterString()
        {
            if(super.stage) this.init();
            else
            {super.addEventListener( Event.ADDED_TO_STAGE, init );}
        }

        private function init( event:Event = null ):void
        {
            super.removeEventListener( Event.ADDED_TO_STAGE, init );

            super.stage.addEventListener(KeyboardEvent.KEY_UP, onKeyUp);
        }

        private function onKeyUp( event:KeyboardEvent ):void
        {
            var masterString:String = "mjfso8ifh9er8hf9384h9r893h48r983h4r98349hr9348hr9h3849r3489fh9herf9vnr";
            var newString = masterString.substr(10,5);

            trace(getMasterString(newString));

            masterString = null;

            trace(getMasterString(newString));
        }
    }
}