$(function () {

            $("#pk_status").change(function () {

               valid = $(this).val();

               if(valid){

                   table.columns().on('preXhr.dt', function ( e, settings, data ) {

                       data.valid =valid;

                   }).draw();

               }

            });

            var table=$('#table').DataTable({

                'paging'      : true,

                'lengthChange': false,

                'info'        : false,

                'autoWidth'   : false,

                "stateSave"   : false,

                'searching'   : true,

                'ordering'    : false,

                 bFilter: false,    //去掉搜索框方法三：这种方法可以

                "language": datatable_lang,

                "dom": 'flrtip',

                serverSide: true,

                ajax: "/cp/operate/member-package/getList",

                'columns': [

                    { data: 'id'},

                    { data: 'member_id'},

                    { data: 'package.name'},

                    { data: 'package.charge_text'},

                    { data: 'package.area.area_name'},

                    { data: 'package.price'},

                    { data: 'valid_text'},

                    { data: 'unorder_time'},

                    { data: 'order_time'},

                ]

            })

        })