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front of the data columns, but without setting rowId

dom: 'Bfrtip', ajax: '/api/UserRole', columns: [ { "data": "UserRole.ID" }, { "data": "UserRole.UserID"

oLanguage": { "sSearch": "Search all columns:" }, "aoColumnDefs": [{ 'bSortable': false, 'aTargets':

Usually width of header columns doesn't match with width

use the render option in columns or columnDefs https://datatables.net/reference/option/columns.render

Maybe this will work for you: var table = $('#example').DataTable( { "ajax": 'http://localhost/two/test/api2', "columns": [ { "data": "name" }, { "data": "adress" }, { "data": "ID" }, { "data": null, "defaultContent": "" } ], "columnDefs": [ { "targets": -1, "createdCell": function(td, cellData, rowData, row, col) { $(td).prepend( "<button>Click!</button>" ); } } ] } ); Sorry if there is syntax errors :smile: Kevin

my problem still remain ... please look on this output http://debug.datatables.net/igagik for table #example2 it works fine but for #tt not working even all the rows and columns (heading-footer) are the same ... where is the problem !

of the page, "Combined Columns Page & Export" and

s around data and columns but neither worked. Using

Yes, with the columns render function, you can make it look how ever you want https://datatables.net/reference/option/columns.render If you put render in the search box, there are lots of examples.