layui中点击按钮添加或删除table中的一行tr

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table

  <table id = "tablePoSub" name = "tablePoSub" class="layui-table" style="width: 500px;">
            <thead>
            <tr>
                <th></th>
                <th>库位名称</th>
                <th>库位描述</th>
            </tr>
            </thead>
        <tbody>
            <#if sotreHouce.store_house_info.store_room_list ??>
                <#list sotreHouce.store_house_info.store_room_list as storeRoom>
                    <tr id="${storeRoom.store_room_id}">
                        <input type="hidden" name="store_room_id" value="${storeRoom.store_room_id}">
                        <td>
                            <input class ="laytable-cell-checkbox" lay-skin="primary" type="checkbox" name="storeCheck" value="${storeRoom.store_room_id}">
                        </td>
                        <td>

                            <input class="layui-input"  name="store_room_name"  value="${storeRoom.store_room_name}" type="text">
                        </td>
                        <td>
                            <textarea class="layui-input" name="store_room_desc" style="height: 50px" type="text">${storeRoom.store_room_desc}</textarea>
                        </td>
                    </tr>
                </#list>
            </#if>
        </tbody>
        </table>

点击按钮添加一行

 document.getElementById('addRow').addEventListener('click',function (data) {

            var tr=' <tr id="">\n' +
                    '                        <td>\n' +
                    '                            <input class ="laytable-cell-checkbox" lay-skin="primary" type="checkbox" name="storeCheck" value="">\n' +
                    '                        </td>\n' +
                    '                        <td>\n' +
                    '                            <input type="hidden" name="store_room_id" value="">\n' +
                    '                            <input class="layui-input"  name="store_room_name"  value="" type="text">\n' +
                    '                        </td>\n' +
                    '                        <td>\n' +
                    '                            <textarea class="layui-input" name="store_room_desc" style="height: 50px" type="text"></textarea>\n' +
                    '                        </td>\n' +
                    '                    </tr>';
            $("#tablePoSub tbody:last").append(tr);
            layui.use('form', function(){
                var form = layui.form; //只有执行了这一步，部分表单元素才会自动修饰成功
                form.render();
            });
        });

点击删除一行

 $("input[name='storeCheck']:checked").each(function() { // 遍历选中的checkbox
                n = $(this).parents("tr").index();  // 获取checkbox所在行的顺序
                $("table#tablePoSub").find("tr:eq("+(n+1)+")").remove();
            });