<logic:present>标签换成<c:if>的有关问题

        <c:set var="result" value="${requestScope.result}" />        <table width="100%" align="center">            <tr align="center">                    <td> <c:out value="${requestScope.info_all}" />                  </td>            </tr>            <tr align="center">                <td>                <logic:present name="result">  //  如何替换成<c:if>标签？                        <table border="1">                            <tr align="center">                                <td>                                    bbbbbbb                                    <input type="hidden" name="news_detail" value="${row[4]}">                                </td>                                <td>                                    aaaa                                </td>                                <td>                                <td align="center" colspan=4>                                    操作                                </td>                            </tr>                   <c:forEach items="${requestScope.result}" var="row">                                          <tr align="center">                                    <td>                                        ${row[0]}                                    </td>                                    <td>                                        ${row[1]}                                    </td>                                    <td>                                        ${row[2]}                                    </td>                                    <td>                                        ${row[3]}                                    </td>        <td><html:form action="AllNewsAction">                                <html:submit value="详细信息" />        <input type="hidden" name="news_id" value="${row[0]}">        <input type=hidden name="method" value="showdetail">                </html:form>        </td>                                        </tr>                            </c:forEach>                                                            </table>                            </logic:present>                                </td>                        </tr>                </table>