实现效果：

 代码：

html:

    <a-table:columns="stockColumns":data-source="stockData"class="ant-table-striped":rowClassName="rowClassName"></table>

js:

  const rowClassName = computed(() => {return (record, index: number) => (index === 0 ? 'darkYellow' : '');});

css:

  :deep(.ant-table-thead > tr > th) {background: rgb(255, 249, 243);}.ant-table-striped :deep(.darkYellow) td {background-color: rgb(255, 233, 214);}