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jsp页面提交表单到sql

2018-04-03 13:09 204 查看

insert.jsp

<%@ page language="java" import="java.util.*,java.sql.*" pageEncoding="utf-8"%>
<%@ page contentType="text/html;charset=utf-8"%>
<%
request.setCharacterEncoding("UTF-8");
response.setCharacterEncoding("UTF-8");
response.setContentType("text/html; charset=utf-8");
%>
<html>
<head>
<title>add message into table </TITLE>
</head>
<body>
<%
String id=request.getParameter("id"); //从表单获得
String name=request.getParameter("name"); //从表单获得
String sex=request.getParameter("sex"); //从表单获得
String age=request.getParameter("age"); //从表单获得

java.util.Date date=new java.util.Date();
String datetime=new Timestamp(date.getTime()).toString();
try
{
/** 连接数据库参数 **/
String driverName = "com.mysql.jdbc.Driver"; //驱动名称
String DBUser = "root"; //mysql用户名
String DBPasswd = "XXXXXX"; //mysql密码
String DBName = "html_db"; //数据库名

String connUrl = "jdbc:mysql://localhost:3306/" + DBName + "?user=" + DBUser + "&password=" + DBPasswd;

//"jdbc:mysql://localhost:3306/test?"
//       + "user=root&password=XXXXXX&useUnicode=true&characterEncoding=UTF8"
Class.forName(driverName).newInstance();
Connection conn = DriverManager.getConnection(connUrl);
Statement stmt = conn.createStatement();
stmt.executeQuery("SET NAMES UTF8");
String insert_sql = "insert into person_tb values('" + id + "','" + name + "','" + sex + "','" + age + "')";
String query_sql = "select * from person_tb";

try {
stmt.execute(insert_sql);
}catch(Exception e) {
e.printStackTrace();
}
try {
ResultSet rs = stmt.executeQuery(query_sql);
while(rs.next()) {
%>
ID：<%=rs.getString("ID")%> </br>
姓名：<%=rs.getString("name")%> </br>
性别：<%=rs.getString("sex")%> </br>
年龄：<%=rs.getString("age")%> </br> </br>
<%
}
}catch(Exception e) {
e.printStackTrace();
}
//rs.close();
stmt.close();
conn.close();
}catch (Exception e) {
e.printStackTrace();
}
%>
</body>
</html>

index.jsp

<%@ page language="java" pageEncoding="utf-8"%>
<%@ page contentType="text/html;charset=utf-8"%>
<%
request.setCharacterEncoding("UTF-8");
response.setCharacterEncoding("UTF-8");
response.setContentType("text/html; charset=utf-8");
%>
<html>
<head>
</head>
<body>
<form action="insert.jsp" method="post">
ID :<input type = "text" name="id" value="0"/>
姓名 :<input type = "text" name="name" value="aaa"/>
性别 :<input type = "text" name="sex" value="female"/>
年龄 :<input type = "text" name="age" value="20"/>
</br>
<input type = "submit" value="提交"/>
</form>
</body>
</html>

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