rowKey="key" rowRender={renderRow} />; 3. 使用CSS来设置指示线的样式 /* 设置父子行之间的指示线颜色和宽度 */ .ant-table-row-level-1::before { content: ''; position: absolute; top: 10px; left: -16px; border-left: 1px solid #d9d9d9; height: 100%; } .ant-table-row-level-2...