獲取jQuery DataTables 的checked選中行

$(function () {

var  tabel = $('#userlist').DataTable({
        destroy: true, //Cannot reinitialise DataTable,解決從新加載表格內容問題  
        bProcessing: true,           //DataTables載入數據時，是否顯示‘進度’提示  
        bStateSave: false,          //是否打開客戶端狀態記錄功能,此功能在ajax刷新紀錄的時候不會將個性化設定回覆爲初始化狀態  
        aLengthMenu: [10, 20, 40, 60, 100, 1000], //更改顯示記錄數選項  
        iDisplayLength: 10,        //默認顯示的記錄數  
        bInfo: true,              //是否顯示頁腳信息，DataTables插件左下角顯示記錄數  
        bPaginate: true,         //是否顯示（應用）分頁器  
        autoWidth: true,        //是否自適應寬度  
        bScrollCollapse: true, //是否開啓DataTables的高度自適應，當數據條數不夠分頁數據條數的時候，插件高度是否隨數據條數而改變  
        sPaginationType: "full_numbers", //詳細分頁組，能夠支持直接跳轉到某頁  
        bSort: false,        //是否啓動各個字段的排序功能  
        bFilter: true,      //是否啓動過濾、搜索功能        
        bServerSide: true, //開啓此模式後，你對datatables的每一個操做 每頁顯示多少條記錄、下一頁、上一頁、排序（表頭）、搜索，這些都會傳給服務器相應的值。
        "ajax": {
            url: "/Ajax/UserMgrAjax.ashx?cmd=userList",
            type: "POST"

        },
        columns: [
            {
                "sWidth": "4%",
                "sClass": "text-center",
                "data": null,
                "targets": 0
            },
             {
                 "sWidth": "4%",
                 "sClass": "text-center",
                 "data": "u_id",
                 "render": function (data, type, full, meta) {//這裏就是要顯示的checkbox多選框了
                  
                     return '<input type="checkbox"  class="checkchild"  value="' + data + '" />';
                 },
                 "bSortable": false
             },

              { "sClass": "text-center", "data": "u_name" },
             { "sClass": "text-center", "data": "u_tel" },
             {
                 "sClass": "text-center",
                 "data": "u_sex",
                 "render": function (data, type, row, meta) {

                     var content = "保密";
                     if (data == "1")
                         content = "男";
                     if (data == "2")
                         content = "女";
                     return content;
                 }

             },
             { "sClass": "text-center", "data": "u_age" },
             { "sClass": "text-center", "data": "u_registerdate" },
             {
                 "sClass": "text-center",
                 "data": "u_state",
                 "render": function (data, type, row, meta) {
                     var content = "非正常";
                     if (data == "0")
                         content = "正常";
                     if (data == "1")
                         content = "鎖定";
                     return content;
                 }
             },
             {
                 "sClass": "text-center",
                 "data": "u_registerdate",
                 render: function (data, type, row, meta) {
                     
                     return "<a id='edit' title='編輯' class='glyphicon glyphicon-edit nounderline' href='javascript:Edit("+row.u_id+");'></a>";
                 }
             }

        ],
        //這個應該是重繪的回調函數
        fnDrawCallback: function () {
            var startIndex = this.api().context[0]._iDisplayStart;//獲取到本頁開始的條數
            this.api().column(0).nodes().each(function (cell, i) {
                //翻頁序號連續
                cell.innerHTML = startIndex + i + 1;

            });
        },
    });

//------------------------------------------------------------------------------------------------------------------------------------------

  //刪除
    $("#del").click(function () {
        var ids = "";
        $('.checkchild').each(function () {
            if ($(this).is(':checked')) {
                ids += $(this).val()+",";
            }
        });
        if (ids != "") {
            $.ajax({
                type: "Post",
                url: "UserList.aspx/DelUser",
                //方法傳參的寫法必定要對，str爲形參的名字  
                data: "{'ids':'" + ids + "' }",
                contentType: "application/json; charset=utf-8",
                dataType: "json",
                success: function (data) {
                    //返回的數據用data.d獲取內容  
                    UserList();
                    layer.msg(data.d);
                }
            });
        } else {
            layer.msg("請選擇行",{offset: ['300px', '700px']});
            return;
        }

    });

 

});