<%@page import="javabean.Base"%> <%@page import="java.sql.ResultSet"%> <%@page import="java.sql.PreparedStatement"%> <%@page import="java.sql.Connection"%> <%@page import="net.sf.json.JSONObject"%> <%@page import="net.sf.json.JSONArray"%> <%@page import="javabean.Admin"%> <%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%> 图书证修改 <% Connection connection = null; PreparedStatement pstmt = null; ResultSet ruleSet = null; String sql = "select * from rules"; String result = ""; connection = (Connection)Base.getConnection(); pstmt = connection.prepareStatement(sql); ruleSet = pstmt.executeQuery(); %>