📄 d_sql2.jsp
字号:
<%@ page contentType="text/html;charset=GBK" %>
<%@ page language="java" import="java.sql.*"%>
<jsp:useBean id="connDbBean" scope="page" class="student.conn"/>
<%!
String sql = "";
String key = "";
String type= "";
String sort_field = "";
%>
<%
sql = "select * from table1";
key = request.getParameter("m_key");
type = request.getParameter("m_type");
sort_field = request.getParameter("sort_field");
%>
<html>
<head>
<title>test db connection</title>
</head>
<body bgcolor="#FFFFFF">
<div align="center">
<form action="d_sql2.jsp">
查询关键字：<Input type="text" name="m_key">
请选择查找操作字段：
<select name="m_type">
<option value="name">姓名</option>
<option value="sex">性别</option>
<option value="score">分数</option>
</select>
<Input type="submit" value="查看">
</form>
<hr>
<table width="60%" border="1">
<tr bgcolor="#CCCCFF">
<td width="50%">
<div align="center"><font color="#FF0033"><b>
<a href="d_sql2.jsp?m_key=<%=key%>&m_type=<%=type%>&sort_field=name">姓 名</a>
</b></font></div>
</td>
<td width="25%">
<div align="center"><font color="#FF0033"><b>
<a href="d_sql2.jsp?m_key=<%=key%>&m_type=<%=type%>&sort_field=sex">性别</a>
</b></font></div>
</td>
<td width="25%">
<div align="center"><font color="#FF0033"><b>
<a href="d_sql2.jsp?m_key=<%=key%>&m_type=<%=type%>&sort_field=score">分数</a>
</b></font></div>
</td>
</tr>
<%
if(key != null && !key.equals("") && type != null && !type.equals(""))
sql += " where " + type + " like '%" + key + "%' ";
if(sort_field != null && !sort_field.equals(""))
sql += " order by " + sort_field ;
ResultSet RS_result = connDbBean.executeQuery( sql );
String studentName="";
String studentSex="";
int studentScore=0;
while(RS_result.next())
{
studentName = RS_result.getString("name");
studentSex = RS_result.getString("sex");
studentScore = RS_result.getInt("score");
%>
<tr>
<td width="50%" bgcolor="#FFFFFF">
<div align="center"><%=studentName%></div>
</td>
<td width="25%">
<div align="center"><%=studentSex%></div>
</td>
<td width="25%">
<div align="center"><%=studentScore%></div>
</td>
</tr>
<%
}
RS_result.close();
%>
</table>
</div>
</body>
</html>
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