Buy.asp
<HTML>
<HEAD>
<title>购货蓝</title>
<META NAME="GENERATOR" Content="Microsoft Visual Studio 6.0">
</HEAD>
<BODY bgColor=lightcyan>
<P align=center><IMG alt="网上书店"
src="file://C:\InetPub\wwwroot\images\title.jpg"><br>
<BODY bgColor=lightcyan>
<form action=buy.asp method=post>
<script language=vbscript>
function ID(mystr)
pos=0
for i=1 to len(mystr)
if mid(mystr,i,1)="`" then
if pos=0 then
ID=left(mystr,i-1)
exit for
end if
end if
next
end function
</script>
<%
function ID(mystr)
pos=0
for i=1 to len(mystr)
if mid(mystr,i,1)="`" then
if pos=0 then
ID=left(mystr,i-1)
exit for
end if
end if
next
end function
function BookName(mystr)
pos=0
for i=1 to len(mystr)
if mid(mystr,i,1)="`" then
if pos=0 then
pos=pos+1
else
BookName=mid(mystr,len(id(name))+2,i-2-len(id(name)))
exit for
end if
end if
next
end function
function Price(mystr)
for i= len(mystr) to 1 step -1
if mid(mystr,i,1)="`" then
if pos=0 then
Price=right(mystr,len(mystr)-i)
exit for
end if
end if
next
end function
select case request.querystring("Name")
case "view"
response.write "浏览"
if session("num")="" then
response.write "目前购货蓝中没有选中的书目！"
else
num=clng(session("num"))
response.write "<table border=1><tr><td>书号</td><td>书名</td><td>单价
</td><td>数量</td><td>小计</td></tr>"
session("sum")=0
for i=0 to num
session("sum")=session("sum")+session("sum_" & cstr(i))
response.write "<tr><td>" & session("ID_" & cstr(i)) & "</td><td>" &
session("BookName_" & cstr(i)) & "</td><td>" & session("price_" & cstr
(i)) & "</td><td><input type=text size=5 name=txtNum" & cstr(i) & "
value=" & session("num_" & cstr(i)) & "><td>" & session("sum_" & cstr
(i)) & "</td></td></tr>"
next
response.write "</table>"
Response.Write "购货总金额：" & session("sum")
end if
case ""
response.write "本页内修改"
num=clng(session("num"))
for i=0 to num
session("num_" & cstr(i))=(request.form("txtNum" & cstr(i)))
session("sum_" & cstr(i))=session("num_" & cstr(i))*session("price_"
& cstr(i))
next
response.write "<table border=1><tr><td>书号</td><td>书名</td><td>单价
</td><td>数量</td><td>小计</td></tr>"
session("sum")=0
for i=0 to num
session("sum")=session("sum")+session("sum_" & cstr(i))
response.write "<tr><td>" & session("ID_" & cstr(i)) & "</td><td>" &
session("BookName_" & cstr(i)) & "</td><td>" & session("price_" & cstr
(i)) & "</td><td><input type=text size=5 name=txtNum" & cstr(i) & "
value=" & session("num_" & cstr(i)) & "><td>" & session("sum_" & cstr
(i)) & "</td></td></tr>"
next
response.write "</table>"
Response.Write "购货总金额：" & session("sum")
case else
response.write "增加"
if session("num")="" then
session("num")=0
else
session("num")=clng(session("num"))+1
end if
num=clng(session("num"))
name=(request.querystring("Name"))
session("ID_" & cstr(num))=id(name)
session("Bookname_" & cstr(num))=bookname(name)
session("price_" & cstr(num))=price(name)
session("sum_" & cstr(num))=price(name)
session("num_" & cstr(num))=1
response.write "<table border=1><tr><td>书号</td><td>书名</td><td>单价
</td><td>数量</td><td>小计</td></tr>"
session("sum")=0
for i=0 to num
session("sum")=session("sum")+session("sum_" & cstr(i))
response.write "<tr><td>" & session("ID_" & cstr(i)) & "</td><td>" &
session("BookName_" & cstr(i)) & "</td><td>" & session("price_" & cstr
(i)) & "</td><td><input type=text size=5 name=txtNum" & cstr(i) & "
value=" & session("num_" & cstr(i)) & "><td>" & session("sum_" & cstr
(i)) & "</td></td></tr>"
next
response.write "</table>"
Response.Write "购货总金额：" & session("sum")
end select
%>
<p><input type=submit value="修改购物蓝"><input type=button value="返
回" onclick=window.location.href="index.asp?flag=<% =session("flag") %
>"></p>
</form>
</BODY>
</HTML>
其运行界面如下：
在下面有总金额的显示，并且购买的数量可以更改。
In.asp
<%@ Language=VBScript %>
<%
if Request.Form("txtUser")="" or Request.Form("txtPWD")="" then
Response.Write "用户名或密码为空，请重新输入，如果您没有注册，请选择注
册！"
else
set rs=server.CreateObject("ADODB.recordset")
rs.Open "select * from info where ID='" & Request.Form("txtUser")
& "'" ,"DSN=sqlsales;UID=sa",3,3
if rs.RecordCount =0 then
Response.Write "此会员号不存在！"
else
if trim(rs.Fields("PWD"))<>trim(Request.Form("txtPWD")) then
Response.Write "密码不正确！"
Response.Write rs.Fields("ID") & "<br>"
Response.Write rs.Fields("PWD") & "<br>"
Response.Write Request.Form("txtPWD")
else
session("UserID")=rs.Fields("ID")
session("UserName")=rs.Fields("Name")
Response.Redirect "index.asp"
'Response.Write rs.Fields("ID") & "<br>"
'Response.Write rs.Fields("PWD") & "<br>"
'Response.Write "欢迎光临!"
end if
end if
rs.Close
end if
%>
<HTML>
<HEAD>
<META NAME="GENERATOR" Content="Microsoft Visual Studio 6.0">
</HEAD>
<BODY>
</BODY>
</HTML>
此段程序用于检测登录的合法性。
Registry.asp
<%@ Language=VBScript %>
<%
if Request.Form("txtID")="" and Request.Form("txtPWD")="" and
Request.Form("txtPWD1")="" and _
Request.Form("txtname")="" and Request.Form("txtSFZ")="" and
Request.Form("txtemail")="" and _
Request.Form("txtAdd")="" and Request.Form("txtPost")="" and
Request.Form("txtPhone")="" then
Response.Write "请认真填写以下内容："
else
if Request.Form("txtID")="" then
Response.Write "用户名为空，请重新填写!" & "<br>"
elseif Request.Form("txtPWD")="" then
Response.Write "密码为空，请重新填写!" & "<br>"
elseif Request.Form("txtPWD1")="" then
Response.Write "密码校验为空，请重新填写!" & "<br>"
elseif Request.Form("txtName")="" then
Response.Write "姓名为空，请重新填写!" & "<br>"
elseif Request.Form("txtAdd")="" then
Response.Write "联系地址为空，请重新填写!" & "<br>"
elseif Request.Form("txtPost")="" then
Response.Write "邮政编码为空，请重新填写!" & "<br>"
elseif trim(Request.Form("txtPWD"))<>trim(Request.Form("txtPWD1"))
then
Response.Write "密码位与校验位不一致，请重新输入！" & "<br>"
else
set rs=server.CreateObject("ADODB.Recordset")
rs.Open "select * from info where ID='" & trim(Request.Form("txtID"))
& "'" ,"DSN=sqlsales;UID=sa;",3,3
'rs.Open "select * from info where ID=" & chr(34) & "yuaiwu" & chr
(34) ,"DSN=sqlsales;UID=sa;",3,3
if rs.RecordCount <>0 then
Response.Write "此用户已经登记，请选择别的用户名："
else
dim fld(7)
dim value(7)
fld(0)="ID"
fld(1)="name"
fld(2)="PWD"
fld(3)="Email"
fld(4)="address"
fld(5)="phone"
fld(6)="post"
fld(7)="sfz"
value(0)=Request.Form("txtID")
value(1)=Request.Form("txtname")
value(2)=Request.Form("txtpwd")
value(3)=Request.Form("txtEmail")
value(4)=Request.Form("txtadd")
value(5)=Request.Form("txtphone")
value(6)=Request.Form("txtPost")
value(7)=Request.Form("txtSFZ")
rs.AddNew fld,value
rs.Update
end if
rs.Close
end if
end if
%>
<HTML>
<HEAD>
<META NAME="GENERATOR" Content="Microsoft Visual Studio 6.0">
</HEAD>
<BODY bgColor=oldlace>
<p align=center><font size=6 color=midnightblue>会 员 申 请</font></p>
<P>
<form action="registry.asp" method="post">
<TABLE border=1 cellPadding=0 cellSpacing=0 width="100%">
<TR>
<TD bgColor=bisque>用户名</TD>
<TD><INPUT id=txtID name=txtID
style="HEIGHT: 22px; WIDTH: 275px">**</TD></TR>
<TR>
<TD bgColor=bisque>密码</TD>
<TD><INPUT id=password1 name=txtPWD
type=password
style="HEIGHT: 22px; WIDTH: 274px">**</TD></TR>
<TR>
<TD bgColor=bisque>确认</TD>
<TD><INPUT id=password2 name=txtPWD1
type=password
style="HEIGHT: 22px; WIDTH: 275px">**</TD></TR>
<TR>
<TD bgColor=bisque>姓名</TD>
<TD><INPUT id=text2 name=txtname
style="HEIGHT: 22px; WIDTH: 274px">**</TD></TR>
<TR>
<TD bgColor=bisque>身份证号码</TD>
<TD><INPUT id=text3 name=txtSFZ
style="HEIGHT: 22px; WIDTH: 274px"></TD></TR>
<TR>
<TD bgColor=bisque>Email</TD>
<TD><INPUT id=text4 name=txtEmail
style="HEIGHT: 22px; WIDTH: 273px"></TD></TR>
<TR>
<TD bgColor=bisque>联系地址:</TD>
<TD><INPUT id=text5 name=txtAdd
style="HEIGHT: 22px; WIDTH: 272px">**</TD></TR>
<TR>
<TD bgColor=bisque>邮政编码:</TD>
<TD><INPUT id=text6
name=txtPost
style="HEIGHT: 22px; WIDTH: 270px">**</TD></TR>
<TR>
<TD bgColor=bisque>联系电话:</TD>
<TD><INPUT id=text5 name=txtPhone
style="HEIGHT: 22px; WIDTH: 270px"></TD></TR>
</TABLE></P>
<P align=center><INPUT id=submit1 name=cmdSubmit type=submit value=确
认><INPUT id=reset1 name=cmdCancel type=reset value=取消></P></FORM>
<P><FONT color=orangered>请注意：</FONT></P>
<UL>
<LI><FONT color=orangered>带有 ** 号的栏目是必须填写的，其他的栏目可以不
填</FONT>
<LI><FONT color=orangered>以上信息应如实填写，以便我们能与您取得及时的联
系</FONT></LI></UL>
<P> </P>
</BODY></HTML>
这个登录界面和大多数网上的登录新用户类似。
小结：
几个程序都做了一个简要地说明，当然，程序做地非常简单，还有很多功能没有
或有待完美，但它却示范了一个简单的范例，在此仅供大家参考。如果大家有兴趣，
可以把上面的程序试一下，祝大家成功！
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