购货蓝
src="file://C:InetPubwwwrootimages itle.jpg">
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 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 "
| 书号 | 书名 | 单价 | 数量 | 小计 |
session("sum")=0
for i=0 to num
session("sum")=session("sum")+session("sum_" & cstr(i))
response.write "
" & session("ID_" & cstr(i)) & "" &session("BookName_" & cstr(i)) & "" & session("price_" & cstr
(i)) & "value=" & session("num_" & cstr(i)) & ">" & session("sum_" & cstr
(i)) & ""
next
response.write "
"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 "
| 书号 | 书名 | 单价 | 数量 | 小计 |
session("sum")=0
for i=0 to num
session("sum")=session("sum")+session("sum_" & cstr(i))
response.write "
" & session("ID_" & cstr(i)) & "" &session("BookName_" & cstr(i)) & "" & session("price_" & cstr
(i)) & "value=" & session("num_" & cstr(i)) & ">" & session("sum_" & cstr
(i)) & ""
next
response.write "
"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 "
| 书号 | 书名 | 单价 | 数量 | 小计 |
session("sum")=0
for i=0 to num
session("sum")=session("sum")+session("sum_" & cstr(i))
response.write "
" & session("ID_" & cstr(i)) & "" &session("BookName_" & cstr(i)) & "" & session("price_" & cstr
(i)) & "value=" & session("num_" & cstr(i)) & ">" & session("sum_" & cstr
(i)) & ""
next
response.write "
"Response.Write "购货总金额:" & session("sum")
end select
%>
>">
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
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") & "
"
Response.Write rs.Fields("PWD") & "
"
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") & "
"
'Response.Write rs.Fields("PWD") & "
"
'Response.Write "欢迎光临!"
end if
end if
rs.Close
end if
%>
此段程序用于检测登录的合法性。
Registry.asp
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!" & "
"
elseif Request.Form("txtPWD")="" then
Response.Write "密码为空,请重新填写!" & "
"
elseif Request.Form("txtPWD1")="" then
Response.Write "密码校验为空,请重新填写!" & "
"
elseif Request.Form("txtName")="" then
Response.Write "姓名为空,请重新填写!" & "
"
elseif Request.Form("txtAdd")="" then
Response.Write "联系地址为空,请重新填写!" & "
"
elseif Request.Form("txtPost")="" then
Response.Write "邮政编码为空,请重新填写!" & "
"
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!" & "
"
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
%>
会 员 申 请
用户名
style="HEIGHT: 22px; WIDTH: 275px">**
密码type=password
style="HEIGHT: 22px; WIDTH: 274px">**
确认type=password
style="HEIGHT: 22px; WIDTH: 275px">**
姓名style="HEIGHT: 22px; WIDTH: 274px">**
身份证号码style="HEIGHT: 22px; WIDTH: 274px">
Emailstyle="HEIGHT: 22px; WIDTH: 273px">
联系地址:style="HEIGHT: 22px; WIDTH: 272px">**
邮政编码:name=txtPost
style="HEIGHT: 22px; WIDTH: 270px">**
联系电话:style="HEIGHT: 22px; WIDTH: 270px">
认>
请注意:
带有 ** 号的栏目是必须填写的,其他的栏目可以不填 以上信息应如实填写,以便我们能与您取得及时的联系
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!
来自 “ ITPUB博客 ” ,链接:http://blog.itpub.net/10294527/viewspace-124746/,如需转载,请注明出处,否则将追究法律责任。
转载于:http://blog.itpub.net/10294527/viewspace-124746/
本文解析了ASP购书网站的购货篮、登录验证及会员注册程序,演示了如何处理用户输入、数据库操作和会话管理,为初学者提供了一个简单的实践案例。
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