Sample: dhtmlxGrid Multirow header dhtmlxGrid main page
X

Setting multirow header with script

Extend Header
 
    //add second row to header
    mygrid.attachHeader("#rspan,Title,Author,#rspan,#rspan,#rspan,Bestseller,Published");
    mygrid.setSizes();
    //#rspan - include cell in rowspan
    //#cspan - include cell in colspan
Setting multirow header with XML (Professional Edition)
 
    ...
    <head>
        <beforeInit>
            <call command="attachHeader">
                <param>#rspan,Title,Author,#rspan,#rspan,#rspan,Bestseller,Published</param>
            </call>
        </beforeInit>    
        ...