$(document).ready( function () {

      //页面加载后装载表格数据

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

         "sProcessing": "处理中...",

              "ajax": {

                  "url": "/contact/getTableDatas",

              },

              "columns": [

                  { "data": "index",

                   "render": function(data,type,row,meta){

                     var startIndex = meta.settings._iDisplayStart;

                     return startIndex + meta.row + 1;

                   }

                   },

                  { "data": "name"},

                  { "data": "state",

                   "render":function(data,type,row){

                         return "<button class='btn btn-danger' id='delete' name='delete' style='margin-left:10px;'>删除</button>";

                   }

                   }

              ],

          } );

  $(document).on("click","#delete",function(e){

       var rowdata = table.row($(this).closest('tr')).data();

     });