人口普查-list和update-jsp

list
<%@ page language="java" contentType="text/html; charset=UTF-8"
	pageEncoding="UTF-8"%>
<%@taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c"%>
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Insert title here</title>
</head>
<body>
	<%
         Object message = request.getAttribute("message");
         Object grade_list = request.getAttribute("grade_list");
         if(message!=null && !"".equals(message)){     
    %>
	<script type="text/javascript">
              alert("<%=request.getAttribute("message")%>");
         </script>
	<%} %>
	<div align="center">
		<h1>信息列表</h1>
		<h1>
			<form action="searchServlet" method="post">
				<select name="cxfs">
					<option id="cxfs" value="1">姓名</option>
					<option id="cxfs" value="2">性别</option>
					<option id="cxfs" value="3">受教育程度</option>
					<option id="cxfs" value="4">民族</option>
				</select> <input type="text" id="value" name="value" placeholder="请输入条件">
				<input type="submit" id="select" name="select" value="查询" />
			</form>

		</h1>
		<a href="index.jsp">返回主页</a>
		<table>
			<tr>
				<td>id</td>
				<td>户别</td>
				<td>住房类型</td>
				<td>面积</td>
				<td>数目</td>
				<td>姓名</td>
				<td>身份证</td>
				<td>性别</td>
				<td>民族</td>
				<td>教育</td>
				<td align="center" colspan="2">操作</td>
			</tr>
			<c:forEach items="${list}" var="item">
				<tr>
					<td>${item.id}</td>
					<td>${item.hubie}</td>
					<td>${item.livetype}</td>
					<td>${item.area}</td>
					<td>${item.roomnum}</td>
					<td>${item.name}</td>
					<td>${item.idcard}</td>
					<td>${item.sex}</td>
					<td>${item.nation}</td>
					<td>${item.education}</td>
					<td><a
						href="update.jsp?id=${item.id}&hubie=${item.hubie}&livetype=${item.livetype}&area=${item.area}&roomnum=${item.roomnum}&name=${item.name}&idcard=${item.idcard}&sex=${item.sex}&nation=${item.nation}&education=${item.education}">修改</a></td>
					<td><a href="servlet?method=delete&id=${item.id}">删除</a></td>
				</tr>
			</c:forEach>
		</table>
	</div>
</body>

</html>

  

update
<%@ page language="java" contentType="text/html; charset=UTF-8"
	pageEncoding="UTF-8"%>
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>修改</title>
</head>
<body>
	<div align="center">
		<h1>修改</h1>
		<a href="index.jsp">返回主页</a>
		<form action="servlet?method=update" method="post">
			<div>
				id:<input type="text" id="id" name="id" readonly="true"
					value="${param.id}" />
			</div>
			<div>
				户别: <input type="radio" name="hubie" id="hubie" value="家庭户">家庭户
				<input type="radio" name="hubie" id="hubie" value="集体户">集体户

			</div>
			<div>
				住房类型:<input type="text" id="livetype" name="livetype"
					value="${param.livetype}" />

			</div>
			<div>
				面积:<input type="text" id="area" name="area" value="${param.area}" />
			</div>
			<div>
				数目:<input type="text" id="roomnum" name="roomnum"
					value="${param.roomnum}" />
			</div>
			<div>
				姓名:<input type="text" id="name" name="name" value="${param.name}" />
			</div>
			<div>
				身份证:<input type="text" id="idcard" name="idcard"
					value="${param.idcard}" />
			</div>
			<div>
				性别:<input type="radio" id="sex" name=sex value="男" />男 <input
					type="radio" id="sex" name="sex" value="女" />女
			</div>
			<div>
				民族:<input type="text" id="nation" name="nation"
					value="${param.nation}" />
			</div>
			<div>
				教育:<select class="form-control" id="education" name="education">
					<option value="研究生">研究生</option>
					<option value="大学本科">大学本科</option>
					<option value="大学专科">大学专科</option>
					<option value="高中">高中</option>
					<option value="初中">初中</option>
					<option value="小学">小学</option>
					<option value="未上过学">未上过学</option>
				</select>

			</div>
			<div>
				<input type="submit" value="修改" onclick="return check()" />
			</div>
		</form>
	</div>
</body>
<script type="text/javascript">
        function check()                        //封装一个<body>中做成点击事件的函数
        {
        	if(document.getElementById('area').value=='') {
        		  alert('现住房面积不能为空!');
        		  document.getElementById('area').focus();
        		  isInterger(area);
        		  return false;
        		 }
        	else if(document.getElementById('area').value%1!=0){
        		alert('住房面积不是整数!');
        		return false;
        	}
        	if(document.getElementById('roomnum').value=='') {
      		  alert('现住房间数不能为空!');
      		  document.getElementById('roomnum').focus();
      		  return false;
      		 }
        	else if(document.getElementById('roomnum').value%1!=0){
        		alert('现住房间数不是整数!');
        		return false;
        	}
        	
        	if(document.getElementById('idcard').value.length!=18) {
      		  alert('身份证号码位数错误!');
      		  document.getElementById('idcard').focus();
      		  return false;
      		 }

      	
        	
        }
        
    </script>
</html>

  

原文地址:https://www.cnblogs.com/lkwkk/p/14214244.html