Datatable date sorting issue type dd/mm/yyyy

/////////// There are multiple types of the features in the jquery -

------- Js Plugin --

<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>

<script src="https://cdn.datatables.net/1.10.20/js/jquery.dataTables.min.js"></script>

jQuery.extend(jQuery.fn.dataTableExt.oSort, {

            "date-eu-pre": function (date) {

                date = date.replace(" ", "");

                if (!date) {

                    return 0;

                }

                var year;

                var eu_date = date.split(/[\.\-\/]/);

                /*year (optional)*/

                if (eu_date[2]) {

                    year = eu_date[2];

                }

                else {

                    year = 0;

                }

                /*month*/

                var month = eu_date[1];

                if (month.length == 1) {

                    month = 0 + month;

                }

                /*day*/

                var day = eu_date[0];

                if (day.length == 1) {

                    day = 0 + day;

                }

                return (year + month + day) * 1;

            },

            "date-eu-asc": function (a, b) {

                return ((a < b) ? -1 : ((a > b) ? 1 : 0));

            },

            "date-eu-desc": function (a, b) {

                return ((a < b) ? 1 : ((a > b) ? -1 : 0));

            }

        });

--------- Call Function--

     //// Example

     // $('#example').dataTable( {

     //   columnDefs: [

     //     { type: 'date-eu', targets: 0 }

     //   ]

     //});

Sequence----

1. == >  Extension
2. == >  Datatable.html
3. == >  Datatable.js