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btn-default', filename: 'athlete-list', exportOptions: { columns: [ 0, 1, 2, 3,

show up (print and columns visibility buttons worked fine).

it works as expected: columns: [ { data: 'users.first_name' }, { data: 'users.last_name'

If by collapsing, you mean you're using the Responsive extension, then yep, you can set the priority on specific columns so they'll be closed last. In this example, the First Name field always remains visible. Cheers, Colin

id'; // Array of database columns which should be read

fixed left and right columns, I use the Child

lengthChange: false, data: jspecs.ary, columns: [ { data: 'PosTitle', title: 'Position

fncFormatNumber(data[i].WSTOTALCOSTS,0,"Y","Y") ,null ,null ]); } // Adust columns and draw $('#tblTaskWbsBudgetSumm').DataTable().columns.adjust().draw(); }); In

In the image above, which is the example from data tables, only two columns are selected, the first name and email columns. Why is the email column not added next to the first name column? Why does it stay collapsed?

I'm iterating over my columns, I can check an