datatable.js

  $(document).ready(function () {
            var dataTable = $('#employee-grid').DataTable({
                "responsive": true,
                "processing": true,
                "serverSide": true,
                "ajax": {
                    url: "ajax/response.php", // json datasource
                    data: {action: 'getEMP'}, // Set the POST variable called action to contain getEMP
                    type: 'post',  // method  , by default get
                },
                error: function () {  // error handling
                    $(".employee-grid-error").html("");
                    $("#employee-grid").append('<tbody class="employee-grid-error"><tr><th colspan="3">No data found in the server</th></tr></tbody>');
                    $("#employee-grid_processing").css("display", "none");
                }
            });
        });