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jsp中讀取數據庫內容(一)

reat cor mysq ava roo 數據 state imp nav

在jsp中將數據庫表格內容讀出為一個表格,並在表格中添加超鏈接:

 1 <%@ page language="java" contentType="text/html; charset=UTF-8"
 2     pageEncoding="UTF-8"%>
 3 <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
 4 <%@ page import="java.io.*,java.util.*,java.sql.*"%>
 5
<head> 6 <title>查看作業</title> 7 <style type="text/css"> 8 a:link { color:blue; } 9 a:visited { color:blue; } 10 a:hover { color:red; } 11 </style> 12 </head> 13 <table border="1" width="80%" align="center"> 14 <tr> 15 <td width="10" valign="top"><div align="center">編號</div></td> 16
<td width="10" valign="top"><div align="center">班級</div></td> 17 <td width="10" valign="top"><div align="center">作業內容</div></td> 18 <td width="10" valign="top"><div align="center">作業附件</div></td> 19 </tr> 20 <% 21 request.setCharacterEncoding("UTF-8");
22 java.sql.Connection conn = DriverManager.getConnection("jdbc:mysql://localhost:3306/login","root","123456"); 23 String sql1="SELECT*from homework"; 24 Statement statemenet = (Statement) conn.createStatement(); 25 ResultSet rs1 = statemenet.executeQuery(sql1); 26 while(rs1.next()){ 27 %> 28 <tr> 29 <td width="10"><div align="center"> <%=rs1.getString("編號")%></div></td> 30 <td width="10"><div align="center"> <%=rs1.getString("班級")%></div></td> 31 <td width="10"><div align="center"> <%=rs1.getString("作業內容")%></div></td> 32 <td width="5"><div align="center"><a href="download_stu.jsp" style="text-decoration:none">下載</a></div></td> 33 </tr> 34 35 <% 36 } rs1.close(); 37 %> 38 </table>

用Navicat Premium在數據庫中建的表為:

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上述程序運行後的結果為:

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jsp中讀取數據庫內容(一)