xmlns:mx="library://ns.adobe.com/flex/mx">
import mx.binding.utils.*;
import mx.events.FlexEvent;
// Method called when myTI.text changes.
public function updateMyString(val:String):void {
myTA.text = val.toUpperCase();
}
public function mySetterBinding(event:FlexEvent):void {
var watcherSetter:ChangeWatcher =
BindingUtils.bindSetter(updateMyString, myTI, "text");
}