📄 modify.jsp
字号:
<%@ page contentType="text/html; charset=gb2312" language="java" import="java.sql.*" %>
<%
try{
int num=Integer.parseInt(request.getParameter("num").toString());
}catch(Exception e){
out.println("连接错误");
out.close();
}
/*
String num=request.getParameter("num");
if(num==null||num.equals("")){
out.println("学号不能为空,<a href='javascript:history.back();'>请返回</a>");
out.close();
}*/
Class.forName("oracle.jdbc.driver.OracleDriver");
Connection con = DriverManager.getConnection("jdbc:oracle:thin:@happy:1521:myoracle","linus","linus");
if(con==null){
%>Sorry,the database is busy,please try latter!<%
}
int num=Integer.parseInt(request.getParameter("num").toString());
Statement stmt =con.createStatement();
ResultSet rs=stmt.executeQuery("select * from Studentinf where num="+num);
if(rs.next())
{
%>
<%--
String name=getStr(name);
String sex=getStr(sex);
String nation=getStr(nation);
String classname=getStr(classname);
String address=getStr(address);
--%>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<title>修改用户信息</title>
</head>
<script language="JavaScript">
function isValid(form){
num=document.myform.num.value;
if(form.num.value==""){
alert("登录名不能为空！");
return false;
}
else
if(isNaN(num)){
alert("学号必须就数字");
return false;
}
else
return true;
}
</script>
<body>
<center>
<b>用户信息如下</b>
<form name "myform" action = modify2.jsp method= post Onsubmit="return isValid();">
<input type=hidden name=num value=<%=rs.getInt("num")%>>
<table border=1>
<tr>
<td>学号</td><td><input name=num value=<%=rs.getString("num")%>></td>
</tr>
<tr>
<td>姓名</td><td><input name=name value=<%=rs.getString("name")%>></td>
</tr>
<tr>
<td>性别</td>
<td> <select name=sex value=<%=rs.getString("sex")%>>
<option value="男">男</option>
<option value="女">女</option>
</select></td>
</tr>
<tr>
<td>民族</td><td><input name=nation value=<%=rs.getString("nation")%>></td>
</tr>
<tr>
<td>所在班级</td><td><input name=classname value=<%=rs.getString("classname")%>></td>
</tr>
<tr>
<td>出生日期</td><td><input name=bathdate value=<%=rs.getString("bathdate")%>></td>
</tr>
<tr>
<td>籍贯</td><td><input name=address value=<%=rs.getString("address")%>></td>
</tr>
</table>
<input type =submit value="提交">
<input type=reset value="重置">
</form>
</center>
<%
}else{
out.println("连接错误！<a href='javascript:history.back();'>请返回</a>");
}
rs.close();
stmt.close();
%>
</body>
</html>
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