Layui批量删除

<script type="text/html" id="toolbarDemo">
  <div class="layui-btn-container demoTable">
    <button class="layui-btn layui-btn-sm" lay-event="add" ><i class="layui-icon layui-icon-add-circle-fine" style="font-size:20px;font-weight:bold"></i> 新增班级</button>
    <button class="layui-btn layui-btn-sm layui-btn-danger" lay-event="batchdel" data-type="getCheckData"><i class="layui-icon layui-icon-delete" style="font-size:20px;"></i> 批量删除</button>
  </div>
</script>

//批量删除
     active = {
                getCheckData: function(){ //获取选中数据
                    var checkStatus = table.checkStatus(‘tableAll‘)
                    ,checkData = checkStatus.data,
                    delList=[];
                     
                     for (var i = 0; i < checkData.length; i++) {
                        delList.push(checkData[i].classid);
                     }
                     var strify = JSON.stringify(delList);
                    console.log(strify);
                    $.ajax({
                        url:"../../ClassesDeleteBatchServlet",
                        dataType:‘json‘,
                        data:{
                            datas:strify
                        },
                        type:‘post‘,
                        success:function(data){
                            if (data == 0) {
                                layer.msg(‘删除失败！‘,{icon:5,offset:"auto",time:2000});//提示框
                            }else{
                                layer.msg(‘删除成功！‘,{icon:6,offset:"auto",time:2000});//提示框
                            }
                            
                            setTimeout(function(){
                                location.reload();//重新加载页面表格
                            }, 2100);
                        }
                    })
                }    
             };
        //监听点击
       $(‘.demoTable .layui-btn‘).on(‘click‘, function(){
             var type = $(this).data(‘type‘);
             active[type] ? active[type].call(this) : ‘‘;
         });
      //监听表格复选框选择
          table.on(‘checkbox(table1)‘, function(obj){
              console.log(obj);
          })

<script type="text/html" id="toolbarDemo">
  <div class="layui-btn-container">
    <button class="layui-btn layui-btn-sm" lay-event="getCheckData">获取选中行数据</button>
    <button class="layui-btn layui-btn-sm" lay-event="getCheckLength">获取选中数目</button>
    <button class="layui-btn layui-btn-sm layui-btn-danger" lay-event="batchdel" data-type="getCheckData"><i class="layui-icon layui-icon-delete" style="font-size:20px;"></i> 批量删除</button>
  </div>
</script>

 //头工具栏事件
    table.on(‘toolbar(test)‘, function(obj){
        var checkStatus = table.checkStatus(obj.config.id);
        switch(obj.event){
            case ‘getCheckData‘:
                var data = checkStatus.data;
                layer.alert(JSON.stringify(data));
                break;
            case ‘getCheckLength‘:
                var data = checkStatus.data;
                layer.msg(‘选中了：‘+ data.length + ‘ 个‘);
                break;
            case ‘isAll‘:
                layer.msg(checkStatus.isAll ? ‘全选‘: ‘未全选‘);
                break;
                //全部删除
            case ‘batchdel‘:
               
                    checkData = checkStatus.data;
                    delList=[];
                // console.log(checkData);
                for (var i = 0; i < checkData.length; i++) {
                    delList.push(checkData[i].id);
                }
                var strify = JSON.stringify(delList);
                console.log(strify);
                break;

            //自定义头工具栏右侧图标 - 提示
            case ‘LAYTABLE_TIPS‘:
                layer.alert(‘这是工具栏右侧自定义的一个图标按钮‘);
                break;
        }
    });