Custom sorting routine

Use your own comparator function to sort rows in grid in some special way.
The second column in the sample below is sorted by number of symbols in the text. But you have opportunity to set any custom criteria of sorting.

Source

<link rel="STYLESHEET" type="text/css" href="../../codebase/dhtmlxgrid.css">
<link rel="stylesheet" type="text/css" href="../../codebase/skins/dhtmlxgrid_dhx_skyblue.css">
<script  src="../../codebase/dhtmlxcommon.js"></script>
<script  src="../../codebase/dhtmlxgrid.js"></script>        
<script  src="../../codebase/dhtmlxgridcell.js"></script>
 
 
 
    <div id="gridbox" style="width:600px;height:270px;background-color:white;"></div>
<br>
<script>function sort_custom(a, b, order) {
    var n = a.length;
    var m = b.length;
    if (order == "asc");
    return n > m ? 1: -1;
    else;
    return n < m ? 1: -1;
}
mygrid = new dhtmlXGridObject('gridbox');
mygrid.setImagePath("../../codebase/imgs/");
mygrid.setHeader("Sales,Book Title,Author,Price,In Store,Shipping,Bestseller,Date of Publication");
mygrid.setInitWidths("50,150,100,80,80,80,80,200");
mygrid.setColAlign("right,left,left,right,center,left,center,center");
mygrid.setColTypes("dyn,ed,ed,price,ch,co,ra,ro");
mygrid.getCombo(5).put(2, 2);
mygrid.setColSorting("int,sort_custom,str,int,str,str,str,date");
mygrid.setCustomSorting(sort_custom, 2);
mygrid.init();
mygrid.setSkin("dhx_skyblue");
mygrid.loadXML("../common/grid_16_rows_columns_manipulations.xml");</script>