code: function getValue(oTarget, sProperty) {
  		var descriptor = Object.getOwnPropertyDescriptor(oTarget, sProperty);
  		return descriptor && descriptor.value;
  	}
docs: This module provides the following jQuery selectors:
  <ul>
  <li>:focusable/li>
  <li>:sapFocusable</li>
  <li>:sapTabbable</li>
  </ul>
  @namespace
  @name module:sap/ui/dom/jquery/Selectors
  @public
  @since 1.58
   Using "Object.getOwnPropertyDescriptor" to not trigger the "getter" - see jquery.sap.stubs