如何选择行ID但使用数据表显示名称

Question

"aaData": response,
"aoColumns": [
    {
        "mData": "CITY",
        "render": function (CITY, type, full, meta)
        {
            return '<a id="addedit" href="#" onclick="AddCity(' + CITY + ')">' + CITY + '</a>'
        }
    }