$list = [

            ['id'=>,'username'=>''],

            ['id'=>,'username'=>]

        ];

        $json['code'] = ;

        $json['msg'] = '';

        $json['count'] = ;

        $json['data'] = $list;

        return json($json);

<script>

    layui.use('table', function(){

        var table = layui.table;

        table.render({

            elem: '#tab-content'

            //,url:'/test/table/demo1.json'

            ,url: "{:url('user/lists')}"

            ,toolbar: '#toolbarDemo'

            ,title: '用户数据表'

            ,cols: [[

                {type: 'checkbox', fixed: 'left'}

                ,{field:'id', title:'ID', width:, fixed: 'left', unresize: true, sort: true}

                ,{field: 'name', title: '管理员', width:}

                ,{field: 'role_name', title: '角色组', width:, sort: true}

                ,{field: 'email', title: '邮箱', width:}

                ,{field: 'status', title: '状态', width: }

                ,{field: 'add_time', title: '添加时间', width: , sort: true}

                ,{field: 'update_time', title: '修改时间', width: , sort: true}

                ,{fixed: 'right', title:'操作', toolbar: '#barDemo', width:}

            ]]

            ,page:

        });

        //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;

            };

        });

        //监听行工具事件

        table.on('tool(test)', function(obj){

            var data = obj.data;

            //console.log(obj)

            if(obj.event === 'del'){

                layer.confirm('真的删除行么', function(index){

                    obj.del();

                    layer.close(index);

                });

            } else if(obj.event === 'edit'){

                layer.prompt({

                    formType:

                    ,value: data.email

                }, function(value, index){

                    obj.update({

                        email: value

                    });

                    layer.close(index);

                });

            }

        });

    });

</script>