Hi, I am looking for some solutions to Expand /Collapse categorized columns of report(may be gridview),
This is example is similar: http://www.obout.com/grid/grid_grouping_collapse_expand.aspx but, I need add the subtotal amount to the parent row in the report, the rest are exactly same.
It seems the resouce codes of this example is not available, appreciates anybody know any example soure similar to this one. thanks in advance.
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