public class Welcome extends welcomeUI {
public function Welcome() {
requestData();
}
private function requestData():void{
RequestConfig.instance.getRequestConfig(String(0), requestCallback);
}
private function requestCallback(success:Boolean):void
{
if(success)
{
loadingRes();
}
}
"TypeError: this.loadingRes is not a function\n at RequestConfig.__proto.requestCallback [as _callback]