ariaHasPopup property
      
      String?
      get
      ariaHasPopup
      
    
    
The ariaHasPopup property of the Element interface reflects the
value of the
aria-haspopup
attribute, which indicates the availability and type of interactive popup
element, such as menu or dialog, that can be triggered by an element.
Implementation
external String? get ariaHasPopup;
      
      set
      ariaHasPopup
      (String? value) 
      
    
    
    
Implementation
external set ariaHasPopup(String? value);