tion keys supported in examples 1 and 2, <kbd>Page Down</kbd> and <kbd>Page Up</kbd> scroll the grid.</li>
            <li>As navigating up or down scrolls the visible set of rows, the <code>aria-rowindex</code> value of the row containing the focus informs the screen reader of the number of that row within the total set of rows.</li>
            <li>Activating the &quot;Hide Type and Category&quot; button hides the type and category columns.</li>
            <li>
              The <code>aria-colindex</code