这是昨天其他页面的完善
<%@ page language="java" contentType="text/html; charset=utf-8"
pageEncoding="utf-8"%>
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>删除学生信息</title>
</head>
<%
Object message = request.getAttribute("message");
if(message!=null && !"".equals(message)){
%>
<script type="text/javascript">
alert("<%=request.getAttribute("message")%>");
</script>
<%} %>
<body>
<form action="deleteServlet" method="post">
<div align="center">
<h1 style="color: black;">   欢迎进行学生信息删除！</h1>
<a href="menu.jsp"><div style="color: black;">返回主页</div></a>
<br>
<table border="6">
<tr>
<td><h4><div style="color: black;">姓名：</div></h4></td>
<td><input type="text" name="name" required maxlength="4" placeholder="请输入姓名"/></td>
</tr>
<tr>
<td></td>
<td>
<button type="submit">提   交</button>
         
<button type="reset">清   空</button>
</td>
</tr>
</table>
</div>
</form>
</body>
</html>
<%@ page language="java" contentType="text/html; charset=utf-8"
pageEncoding="utf-8"%>
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>查找学生信息</title>
</head>
<%
Object message = request.getAttribute("message");
if(message!=null && !"".equals(message)){
%>
<script type="text/javascript">
alert("<%=request.getAttribute("message")%>");
</script>
<%} %>
<body>
<form action="searchServlet" method="post">
<div align="center">
<h1 style="color: black;">   欢迎进行学生信息查找！</h1>
<a href="menu.jsp"><div style="color: black;">返回主页</div></a>
<br>
<table border="6">
<tr>
<td><h4><div style="color: black;">姓名：</div></h4></td>
<td><input type="text" name="name" maxlength="4" placeholder="请输入姓名"/></td>
</tr>
<tr>
<td><h4><div style="color: black;">身份证号：</div></h4></td>
<td><input type="text" name="idc" id="idc" maxlength="18" onblur="checkIdc(this.value)" placeholder="请输入身份证号"><span id="span1"></span></td>
</tr>
<tr>
<td><h4><div style="color: black;">出生年月：</div></h4></td>
<td><input type="number" name="birthday" id="birthday" placeholder="请输入出生年月" onblur="checkBirthday(this.value)" ><span id="span3"></span></td>
</tr>
</tr>
<tr>
<td></td>
<td>
<button type="submit">提   交</button>
         
<button type="reset">清   空</button>
</td>
</tr>
</table>
</div>
</form>
</body>
<script type="text/javascript">
function checkIdc(str){
var idc = document.getElementById("idc").value;
var sp = document.getElementById("span1");
var re = /(^d{15}$)|(^d{18}$)|(^d{17}(d|X|x)$)/;
if (re.test(str)) {
sp.innerHTML = "格式正确"
} else {
sp.innerHTML = "输入格式有误"
}
}
function checkBirthday(str){
var birthday = document.getElementById("birthday").value;
var sp = document.getElementById("span3");
var re = /^((19|20)[0-9]{2})((0[1-9])|(1[0-2]))((0[1-9])|((1|2)[0-9])|(3[0-1]))$/;
if (re.test(str)) {
sp.innerHTML = "格式正确"
} else {
sp.innerHTML = "输入格式有误"
}
}
</script>
</html>
<%@ page language="java" contentType="text/html; charset=utf-8"
pageEncoding="utf-8"%>
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>添加学生信息</title>
</head>
<%
String id = request.getParameter("id");
%>
<%
Object message = request.getAttribute("message");
if(message!=null && !"".equals(message)){
%>
<script type="text/javascript">
alert("<%=request.getAttribute("message")%>");
</script>
<%} %>
<body>
<form action="updateServlet?id=<%=id%>" method="post">
<div align="center">
<h1 style="color: black;">   欢迎进行学生信息修改！</h1>
<a href="menu.jsp"><div style="color: black;">返回主页</div></a>
<br>
<table border="6">
<tr>
<td><h4><div style="color: black;">姓名：</div></h4></td>
<td><input type="text" name="name" required maxlength="4" placeholder="请输入姓名"/></td>
</tr>
<tr>
<td><h4><div style="color: black;">身份证号：</div></h4></td>
<td><input type="text" name="idc" id="idc" required maxlength="18" onblur="checkIdc(this.value)" placeholder="请输入身份证号"><span id="span1"></span></td>
</tr>
<tr>
<td><h4><div style="color: black;">籍贯：</div></h4></td>
<td><input type="text" name="born" required placeholder="请输入籍贯"/></td>
</tr>
<tr>
<td><h4><div style="color: black;">电话：</div></h4></td>
<td><input type="number" name="phone" id="phone" required placeholder="请输入电话" onblur="checkPhone(this.value)" ><span id="span2"></span></td>
</tr>
<tr>
<td><h4><div style="color: black;">出生年月：</div></h4></td>
<td><input type="number" name="birthday" id="birthday"required placeholder="请输入出生年月" onblur="checkBirthday(this.value)" ><span id="span3"></span></td>
</tr>
<tr>
<td><h4><div style="color: black;">专业：</div></h4></td>
<td><input type="text" name="major" required placeholder="请输入专业"/></td>
</tr>
<tr>
<td><h4><div style="color: black;">备注：</div></h4></td>
<td><textarea cols="30" rows="5" name="beizhu">
</textarea>
</td>
</tr>
<tr>
<td></td>
<td>
<button type="submit">提   交</button>
         
<button type="reset">清   空</button>
</td>
</tr>
</table>
</div>
</form>
</body>
<script type="text/javascript">
function checkIdc(str){
var idc = document.getElementById("idc").value;
var sp = document.getElementById("span1");
var re = /(^d{15}$)|(^d{18}$)|(^d{17}(d|X|x)$)/;
if (re.test(str)) {
sp.innerHTML = "格式正确"
} else {
sp.innerHTML = "输入格式有误"
}
}
function checkPhone(str){
var phone = document.getElementById("phone").value;
var sp = document.getElementById("span2");
var re = /^([1]d{10}|([(（]?0[0-9]{2,3}[）)]?[-]?)?([2-9][0-9]{6,7})+(-[0-9]{1,4})?)$/;
if (re.test(str)) {
sp.innerHTML = "格式正确"
} else {
sp.innerHTML = "输入格式有误"
}
}
function checkBirthday(str){
var birthday = document.getElementById("birthday").value;
var sp = document.getElementById("span3");
var re = /^((19|20)[0-9]{2})((0[1-9])|(1[0-2]))((0[1-9])|((1|2)[0-9])|(3[0-1]))$/;
if (re.test(str)) {
sp.innerHTML = "格式正确"
} else {
sp.innerHTML = "输入格式有误"
}
}
</script>
</html>
