📄 change.jsp
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<%@page contentType="text/html; charset=GBK" errorPage="error.jsp" %>
<%@page import="java.sql.*"%>
<html>
<head>
<title>修改</title>
</head>
<%! Connection conn; %>
<%! Statement stmt; %>
<%! ResultSet rs; %>
<%!String xuehao,sex,sql;%>
<%
xuehao=request.getParameter("xuehao").trim();
sql="select * from class where xuehao='"+xuehao+"'";
try{
Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
conn=DriverManager.getConnection("jdbc:odbc:test");
stmt=conn.createStatement();
rs=stmt.executeQuery(sql);
while(rs.next()){
%>
<body bgcolor="#ffffff">
<h1 align="center"> 修改记录
<form action="change_secc.jsp" method="POST">
<table border="1" width="200" align="center">
<tr>
<td width="100">学号</td>
<td width="100"> <input type="text" name="xuehao" size="10" value="<%=rs.getObject(1)%>"/></td>
</tr>
<tr>
<td width="100">姓名</td>
<td width="100">
<input type="text" name="name" size="10" value="<%=rs.getObject(2)%>"/>
</td>
</tr>
<tr>
<% sex=rs.getString(3).trim();%>
<td width="100">性别</td>
<td width="100">
<%if(sex.equals("男")){ %>
<select name="sex">
<option selected>男</option>
<option>女</option>
</select> <%
}%>
<%if(sex.equals("女")){ %>
<select name="sex">
<option>男</option>
<option selected>女</option>
</select> <%
}%>
<tr>
<td width="100">年龄</td>
<td width="100"><input type="text" name="age" size="10" value="<%=rs.getObject(4)%>"/> </td>
</tr>
<tr>
<td width="100">地址</td>
<td width="100"><input type="text" name="address" size="10" value="<%=rs.getObject(5)%>"/> </td>
</tr>
<tr>
<td></td>
<td><input type="submit" value="提交"/>
<input type="submit" value="重置"/>
</td>
</tr>
</table>
</form>
<% }
}catch(Exception e){
response.sendRedirect("error.jsp");
}
%>
</body>
</html>
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