Using [] in Variable Name

Hi

I am using a form to use with a MailList app. my code form is:

var loader:URLLoader = new URLLoader();
var req:URLRequest=new URLRequest("http://www.symbolbox.pt/mailpro/subscribeFlash.php");
var variables:URLVariables = new URLVariables();
loader.dataFormat=URLLoaderDataFormat.VARIABLES;
req.method=URLRequestMethod.POST;

/// inicio das variáveis
variables.FormValue_Fields[EmailAddress]="info@ruiganga.com";
variables.FormValue_ListID="1";
variables.FormValue_Command="Subscriber.Add";
/// fim das variáveis

/// CONCLUI O ENVIO
req.data=variables;
trace("===========================");
trace(req.data);
loader.load(req);
loader.addEventListener(Event.COMPLETE, receiveLoad);
trace("clicked passo enviar");


function receiveLoad(evt:Event):void {
	if (evt.target.data.retval==1) {
		trace("OK:RETVAL: "+evt.target.data.retval);
	} else {
		trace("ERRO:RETVAL: "+evt.target.data.retval);
	}
}

Everything is working unless this line:
variables.FormValue_Fields[EmailAddress]=“info@ruiganga.com”;

Yes, I need to keep the [] in the variable name. Any idea on how I can do that? Is that impossible at all.

Thanks for any help, tip or idea :slight_smile: