How can I use "footerCallback" when I want read data from ajax

How can I use "footerCallback" when I want read data from ajax

LordThanatosLordThanatos Posts: 1Questions: 1Answers: 0
edited July 2016 in Free community support

$('#dataTables-example').DataTable({
"ajax": "demo.txt",
"footerCallback": function ( row, data, start, end, display ){
...
}
})

It cannt get "data" when read data from Ajax, how can I use this function or other way to solution the problem.

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