(一)一定要项目必须导入的jar包:standard-1.1.2.jar jstl.jar
(二)一定要在jsp页面上引用这个: <%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core"%>
(三)后台servlet 层:
List<User> users = us.findUsers();
request.setAttribute("userList",users );
request.getRequestDispatcher("/results.jsp").forward(request, response);
(四)前台jsp:
<table width="100%" border="0">
<tr class="t_tit">
<td width="30" align="center"><input type="checkbox" id="selAll" onclick="doSelectAll()" /></td>
<td width="140" align="center">用户名</td>
<td width="140" align="center">账号</td>
<td width="80" align="center">密码</td>
<td width="100" align="center">操作</td>
</tr>
<c:forEach var="user" items="${userList}">
<tr bgcolor="f8f8f8" >
<td align="center"><input type="checkbox" name="selectedRow" value="${user.id }"/></td>
<td align="center">${user.username }</td>
<td align="center">${user.account }</td>
<td align="center">${user.password }</td>
<td align="center">
<a href="${basePath }/userServlet?method=editUI&id=${user.id}">编辑</a>
<a href="${basePath }/userServlet?method=delete&id=${user.id}">删除</a>
</td>
</tr>
</c:forEach>
</table>
总结:少一样就是坑!心好累....