" Response.Write " " For i=0 to rs.Fields.Count-1 Response.WRITE " " & rs.Fields(i).Name & " " Next Response.Write "
" While Not rs.EOF Response.Write " " For i=0 to rs.Fields.Count-1 Response.WRITE " " & rs.Fields(i).Value & " " Next Response.Write "
" rs.MoveNext Wend Response.Write "
" 关闭数据库: rs.close;conn.Close
5.2设计处理表单数据的PHP程序 form_cl.php 建立与数据库的连接:这里采用PHP的MySql函数法(也可用ODBC函数法) $conn=odbc_connect("localhost","user","xxxxxx"); 选择数据库: mysql_select_db("tradedb","$conn"); 获去表单提交的数据: $data1=$ptwbk; $data2=$mmwbk; $data3=$gdwbk; $data4=$dxk; $data5=$fxk; $data6=$lbk; 用SQL语句对数据库进行操作 查询数据记录: $sql="select * from tablename" ;$result=odbc_do($conn,$sql); 增加数据记录: $sql="insert into tablename(ptwbk,mmwbk,gdwbk,dxk,fxk,lbk) values('$data1','$data2','$data3','$data4','$data5','$data6')";$result=odbc_do($conn,$sql); 更改某条数据记录: $sql="update tablename set $data1=ptwbk where ID=num" $result=odbc_do($conn,$sql); 删除某条数据记录:$sql="delete from tablename where ID=num";$result=odbc_do($conn,$sql); 将SQL语句处理的数据结果输出 odbc_result_all($result,"border=1"); 关闭数据库: odbc_close($conn);
5.3设计处理表单数据的JSP程序 form_cl.jsp 建立与数据库的连接:这里采用JDBC-ODBC桥生成JavaBean法 创建一个JavaBean命名为conndb.java,并保存在d:/resin1.1.3/doc/web-inf/classes/trade目录下,代码如下:(限于篇幅这里没按标准书写,而采用不换行写法,其他类同) package trade; import java.sql.*; public class conndb { String url="jdbc:inetdae:localhost";String login="user"; String password = "xxxxxx"; String sDBDriver = "sun.jdbc.odbc.JdbcOdbcDriver";String sConnStr = "jdbc:odbc:Dsnmysql"; Connection conn = null; ResultSet rs = null; public conndb() {try {Class.forName(sDBDriver); Connection conn = DriverManager.getConnection(url,login,password);} catch(java.lang.ClassNotFoundException e) {System.err.println("conndb(): " e.getMessage());}} Public/ResultSet/executeQuery(String/sql)/{rs=null;try{conn=DriverManager.getConnection(sConnStr); Statement stmt = conn.createStatement();rs = stmt.executeQuery(sql); } catch(SQLException ex) {System.err.println("aq.executeQuery: " ex.getMessage());} return rs; }} 然后用javac编译conndb.java生成与其同目录的conndb.class文件,在form_cl.jsp文件中加入如下标签即可建立与数据库的连接 获去表单提交的数据: String data1=request.getParameter("ptwbk"); String data2=request.getParameter("mmwbk ") String data3=request.getParameter("gdwbk ") String data4=request.getParameter("dxk ") String data5=request.getParameter("fxk ") String data5=request.getParameter("lbk ") 语句对数据库进行操作 查询数据记录: String sql="select * from tablename"; connbean.executeQuery(sql); 增加数据记录: String sql="insert into tablename values('" data1 "','" data2 "','" data3 "','" data4 "' "','" data5 "','" data6 '")";connbean.executeQuery(sql); 更改某条数据记录: String sql="update tablename set data1='" ptwbk "',data2='" mmvbk "',data3='" gdwbk "' where ID='" num "'" ;connbean.executeQuery(sql) 删除某条数据记录: String sql="delete from tablename where ID='" num "'" ; connbean.executeQuery(sql); 将SQL语句处理的数据结果输出 ResultSet rs = connbean.executeQuery(sql); While (rs.next()) {out.print("
