code: public java.lang.String getTabindex() {
          return (java.lang.String) getStateHelper().eval(PropertyKeys.tabindex);
  
      }
docs: <p>Return the value of the <code>tabindex</code> property.</p>
  <p>Contents: Position of this element in the tabbing order
  for the current document.  This value must be
  an integer between 0 and 32767.