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ActionScript 3.0 textInput and Display
name1.addEventListener(Event.CHANGE, changeHandler);

function changeHandler(e:Event):void
{
    output1.text = name1.text

}
name2.addEventListener(Event.CHANGE, changeHandler);

function changeHandler1(e:Event):void
{
    output2.text = name2.text;
}

name3.addEventListener(Event.CHANGE, changeHandler);

function changeHandler2(e:Event):void
{
    output3.text = name3.text;
}

name2.addEventListener(Event.CHANGE, changeHandler1);
name3.addEventListener(Event.CHANGE, changeHandler2);

package
{
    import flash.text.TextField;
    import flash.events.Event;

    public class TextBinder extends Object
    {
        // vars
        private var _input:TextField;
        private var _output:TextField;

        /**
         * Joins input with output
         * @param inp The input text field
         * @param outp The output text field
         */
        public function join(inp:TextField, outp:TextField):void
        {
            _input = inp;
            _output = outp;

            _input.addEventListener(Event.CHANGE, _change);
        }

        /**
         * Event.CHANGE
         */
        private function _change(e:Event):void
        {
            _output.text = _input.text;
        }
    }
}

var tb:TextBinder = new TextBinder();
tb.join(name1, output1);