KeyboardManager AS3

package {

    import flash.ui.Keyboard;
    import flash.events.KeyboardEvent;
    import flash.events.Event;

    public class KeyboardManager {

        var keyArray:Array = new Array();
        var i:Number;

        public function KeyboardManager(stageClip) {
            // constructor code
        stageClip.addEventListener(KeyboardEvent.KEY_DOWN,kDown)
        stageClip.addEventListener(KeyboardEvent.KEY_UP,kUp)

        for (i=0; i<222; i++) {
            keyArray.push([i,false]);
        }
        }

        function kDown(event:KeyboardEvent) {
            keyArray[event.keyCode][1]=true;
        }

        function kUp(event:KeyboardEvent) {
            keyArray[event.keyCode][1]=false;
        }

        public function isKeyDown(key) {
        return keyArray[key][1];
        }

    }

}

/* designed to work like as2's key.isDown(x) function.