Alternate row coloring in jquery

Question

I have a table with expand and collapse of rows, with column sortable. Below is my code, is there is any ways to improve its performance. And read appending complete group

Answer 1

you are inside each loop, do this :

$.each(myData, function(index, row) {

       if(index % 2 == 0)
       {
            row.addClass("AltRow");
       }
)};