求教多行提交问题!!!急
各位高手,小弟是初学者,最近一个问题困扰很长时间,解决不了,问题是这样的:
我的一个表单可以从数据库中查询出多行记录,每一行有三个控件:text,select,submit ,其中text是从数据库中获取的,select是用户下拉选择的。
我现在有两个问题解决不了:
1、如何点击每一行submit,都能从本行获取text、select的内容并传给下一个页面
2、我的select 中的数据为何取不到,总是为NULL呢?
谢谢!
附:源代码
<%@ page contentType= "text/html;charset=gb2312 "%>
<p> 正在登陆目标数据库并查询数据,请稍候...... </p>
<jsp:useBean id= "DB_Conn " scope= "page " class= "JavaBean.DB_Conn "/>
<jsp:useBean id= "DB_User " scope= "page " class= "JavaBean.DB_User "/>
<%@page import= "java.sql.ResultSet "%>
<%
DB_Conn.ConnectDestDB();
ResultSet dest_rs = null;
//sql语句:
String sql_dest = "select * from user_tab_comments ";
// 执行sql语句:
dest_rs = DB_Conn.sm.executeQuery(sql_dest);
%>
<%
DB_Conn.ConnectSourceDB();
ResultSet sour_rs = null;
//sql语句:
String sql_sour = "select * from user_tab_comments ";
// 执行sql语句:
%>
<script language= "JavaScript ">
function setparm( i)
{
var i;
var ls_dest,ls_sour;
ls_dest = document.myform.T[i].value;
ls_sour = document.myform.D[i].value;
document.myform.action = "COMPARE_COLUMN.jsp " + "?dest= " + ls_dest + "&sour= " + ls_sour;
document.myform.submit();
}
</script>
<form name= "myform " id= "myform " method= "POST " action= "--WEBBOT-SELF-- " >
<!--webbot bot= "SaveResults " U-File= "fpweb:///_private/form_results.csv " S-Format= "TEXT/CSV " S-Label-Fields= "TRUE " -->
<table border= "1 " width= "81% " id= "table1 ">
<tr>
<td align= "center "> </td>
<td align= "center "> </td>
<td align= "center " colspan= "2 "> 目标数据库 </td>
<td align= "center "> 源数据库 </td>
<td align= "center "> 目标-源对照 </td>
<td align= "center " rowspan= "2 "> 对照结果查看 </td>
</tr>
<tr>
<td align= "center "> </td>
<td align= "center "> 选择 </td>
<td align= "center " width= "23% "> 目标数据库表名称 </td>
<td align= "center " width= "16% "> 目标数据库表注释 </td>
<td align= "center " width= "30% "> 源数据库表名称 </td>
<td align= "center " width= "16% "> 字段对照 </td>
</tr>
<% Stri