message: react: onValueChanging callbacks are called twice after selecting an option in dropdown
diff: @@ -254,7 +254,11 @@ export class SurveyQuestionUncontrolledElement<
  return this.questionBase as T;
  }
  updateValueOnEvent = (event: any) => {
  + if (
  + !Helpers.isTwoValueEquals(this.questionBase.value, event.target.value)
  + ) {
  this.questionBase.value = event.target.value;
  + }
  };
  protected updateDomElement() {
  if (!!this.control) {
  