人口普查系统--信息删除

<%@ page language="java" contentType="text/html; charset=utf-8"
    pageEncoding="utf-8"%><%@ page import="java.sql.*"%>
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>修改信息</title>
</head>
<body>
<%
final String URL = "jdbc:mysql://localhost:3306/test";
final String USERNAME = "root";
final String PWD = "12345";
Connection connection = null;
Statement  stmt = null;
ResultSet rs = null ; 
request.setCharacterEncoding("utf-8") ;

String name=request.getParameter("selname");

try {
	// a.导入驱动,加载具体的驱动类
	Class.forName("com.mysql.jdbc.Driver");// 加载具体的驱动类
	// b.与数据库建立连接
	connection = DriverManager.getConnection(URL, USERNAME, PWD);
	stmt = connection.createStatement();
	
	
	String sql = "select * from pucha where name='"+name+"'  " ;

	// 执行SQL
	rs = stmt.executeQuery(sql);
	
	// d.处理结果
	while(rs.next()) {  
		String hb=request.getParameter("hubie");
		String type=rs.getString("htype");
		String mj=rs.getString("mianji");
		String fjs=rs.getString("fangjianshu");
		String hname=rs.getString("name");
		String id=rs.getString("id");
		String xb=rs.getString("xingbie");
		String mz=rs.getString("minzu");
		String degree=rs.getString("degree");
		out.print(type+"--"+mj+"--"+fjs+"--"+hname+"--"+id+"--"+xb+"--"+mz+"--"+degree+"--"+hb);
		
	}
} catch (ClassNotFoundException e) {
	e.printStackTrace();
} catch (SQLException e) {
	e.printStackTrace();
} catch(Exception e) {
	e.printStackTrace();
}
finally {
	try {
		 if(stmt!=null) stmt.close();// 对象.方法
		 if(connection!=null)connection.close();
	}catch(SQLException e) {
		e.printStackTrace();
	}
}



%>
<form action="Cwancheng.jsp">
<table align="center">
	<tr><td>请输入要删除的户主姓名<input type="text"name="selname"></td></tr>
	
	<tr>
		<td><input type="reset"value="重置"></td>
		<td><input type="submit"value="提交"></td>
	</tr>

</table>
</form>


</body>
</html>

  

原文地址:https://www.cnblogs.com/jz-no-bug/p/14229804.html