小弟明天交活 有个很难的技术问题不知道怎么解决~!请大家帮忙(没分了,以后补)

Question

struts里的logic标签 
我没用过
用数据库做个权限表嘛
应该可以

Answer 1

<logic:present name="result" scope="request">
        <logic:iterate id="allCategory" name="result" indexId="indexId" scope="request">
           <c:choose>
           <c:when test="${indexId % 3 == 0}">
        <tr>
          </c:when>
          </c:choose>
        <td width="376" height="15" valign="top">
  <html:multibox property="categoryid" value="${allCategory.id}" ></html:multibox><bean:write name="allCategory" property="name" />
        </td>
           <c:choose>
           <c:when test="${indexId % 3 == 2}">
        </tr>
           </c:when>
           </c:choose>
         </logic:iterate>
         </logic:present>