propertyName property
Sets or retrieves the name of the property that changes on the object.
Syntax
HRESULT value = object.put_propertyName( v);HRESULT value = object.get_propertyName(* p);
Property values
Type: BSTR
the name of the property whose value changes during the event.
Remarks
You can alter the value of IHTMLEventObj2::propertyName by using it with the HTMLFrameSiteEvents::onpropertychange event.