jQuery插件dataTables添加序号列的方法

$(document).ready(function() {var t = $('#example').DataTable({"columnDefs": [{"searchable": false,"orderable": false,"targets": 0}],"order": [[1, 'asc']]});t.on('order.dt search.dt',function() {t.column(0, {search: 'applied',order: 'applied'}).nodes().each(function(cell, i) {cell.innerHTML = i + 1;});}).draw();});

"fnDrawCallback": function(){　　var api = this.api();　　var startIndex= api.context[0]._iDisplayStart;//获取到本页开始的条数　　api.column(0).nodes().each(function(cell, i) {　　　　cell.innerHTML = startIndex + i + 1;　　}); }