jquery获取表格每一行数据

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<table class="table">

    <tr>

        <th>ID</th>

        <th>描述</th>

        <th>操作</th>

    </tr>

 

    <tr th:each="question:${questions}">

        <td th:text="${question.id}"></td>

        <td th:text="${question.description}"></td>

        <td>

            <button id="suppId" type="button" class="btn btn-primary supp">提交</button>

        </td>

    </tr>

</table>

　　

获取每一行的“描述”的值

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<script>

        $(function () {

            $(".btn.btn-primary.supp").click(function () {

                var desc= $(this).parent().parent().find('td').eq(1).html();

                alert(desc);

            })

        })

</script>