asp购物车代码怎么写?为帮助大家顺利写出ASP购物车的源代码，本文yjbys小编主要介绍了ASP购物车实现过程，需要的朋友可以参考下!
asp购物车代码
cart.asp代码如下
<%@LANGUAGE="VBSCRIPT" CODEPAGE="65001"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>无标题文档</title>
<script type="text/javascript" src="js/jquery.js"></script>
<style type="text/css">
a{text-decoration:none;}
td,p{font-size:12px}
</style>
</head>
<body>
<%
dim action,bookid,aProducts,delid,i,conn,rs,sql,sNewProducts
set conn = Server.CreateObject("adodb.connection")
conn.connectionstring="provider=microsoft.jet.oledb.4.0;data source="&server.MapPath("#dbFB90.Mdb")
conn.open
action=Request.QueryString("action")
if Request.QueryString("id")="" then
bookid=Session("productlist")'//////////////////////////////////调入查询物品的id
else
if Session("productlist")="" then
Session("productlist")=Request.QueryString("id")
bookid=Request.QueryString("id")
else
if InStr(Session("productlist"),Request.QueryString("id"))<1 then
bookid=Session("productlist")+","+Request.QueryString("id")'//////////////把id全部存储到bookid中类似与数组
Session("productlist")=bookid
else
bookid=Session("productlist")
end if
end if
end if
if Session("productlist")="" then'////////////////////////若id为空，则说明用户没有购物
bookid=0
end if
if action="del" then '删除购物车中的某一件商品
aProducts=Split(Session("ProductList"),",")
delid=CStr(Trim(Request.QueryString("id")))
For i=0 To UBound(aProducts) '循环所有商品ID
If trim(aProducts(i))<>delid then
'不等于被删除的ID时则保存进新的列表中
sNewProducts = sNewProducts & "," & aProducts(i)
end if
Next
Session("ProductList") = mid(sNewProducts,2)
if Session("ProductList")="" then
bookid=0
else
bookid=Session("ProductList")
end if
elseif action="delall" then
Session("ProductList")=""
response.Redirect("cart.asp")
end if
%>
<form name="myform" method="post" action="cart.asp">
<input type="hidden" name="id" value="<%= bookid %>" />
<table width="90%" border="1" cellspacing="5" cellpadding="3" style="border-collapse:collapse; margin-bottom:20px;">
<tr>
<td align="center">商品id</td>
<td align="center">商品名称</td>
<td align="center">商品单价</td>
<td align="center">订购数量</td>
<td align="center">商品金额</td>
<td align="center">操作</td>
</tr>
<%
'根据临时存储到Session里的商品ID分别从商品数据库循环调出商品显示到购物车页面，遇到重复ID不显示
Dim Quatity,sum,aa '判断input 名
sum=0
if bookid<>0 and bookid<>"" then
set rs=Server.CreateObject("adodb.recordset")
sql="select id,product_name,price,info from product where id in ("&bookid&") order by id" '这里替换成实际的商品数据库及字段
rs.open sql,conn,1,1
if not (rs.eof and rs.bof) then
aa=1
Do While Not rs.EOF
Quatity = CInt(Request("sl"&aa))
If Quatity <=0 Then Quatity = 1 '以下为购物车每一件商品内容，包含ID、名称、数量及取消
%>
<tr>
<td align="center"><%=rs("id")%></td>
<td align="center"><a href="showproduct.asp?id=<%=rs("id")%>" title="<%=rs("info")%>" target="_blank"><%=rs("product_name")%></a></td>
<td align="center"><span id="unitprice<%= aa %>"><%=rs("price")%></span></td>
<td align="center">
<input type="hidden" id="itemId<%= aa %>" value="<%= rs("id") %>" />
<input type="button" value="-" onclick="myfun(1,'<%= aa %>')" />
<input name="sl<%=aa%>" id="sl<%= aa %>" type="text" value="<%= Quatity %>" size="3" readonly="readonly" />
<input type="button" value="+" onclick="myfun(2,'<%= aa %>')" /></td>
<td align="center"><span id="total<%= aa %>"><%=(rs("price")*Quatity)%></span></td>
<td align="center"><a href="?id=<%=rs("id")%>&action=del"><font color="#FF0000" size="4" style="font-weight:bold">×</font></a></td>
</tr>
<%'循环读取ASP购物车内的商品
sum=FormatNumber(rs("price")*Quatity+sum,2)
rs.movenext
aa=aa+1
Loop
else
response.Write("<tr><td align='center' colspan='6'>暂无选购的商品,请继续<a href='products.asp'>购物</a></td></tr>")
end if
rs.close
set rs=nothing
Else
response.Write("<tr><td align='center' colspan='6'>暂无选购的商品,请继续<a href='products.asp'>购物</a></td></tr>")
end if
conn.close
set conn=nothing
%>
</table>
</form>
<p style="text-align:right; width:90%">
<input type="button" value="清空购物车" onclick="if(confirm('确定要清空购物车么?')){window.location.href='?action=delall';}" />
总价：<span id="tcount"><%= sum %></span>元
<input type="button" value="继续购物" onclick="window.location.href='products.asp';" />
<input type="button" value="立即结算" onclick="nextStep();" />
</p>
<script type="text/javascript">
function round(v,e){
var t=1;
for(;e>0;t*=10,e--);
for(;e<0;t/=10,e++);
return Math.round(v*t)/t;
}
function myfun(str,obj){
var quantity,sum=0;
if(str==1){
if(document.getElementById("sl"+obj).value>1){
document.getElementById("sl"+obj).value--;
}
}
else{
document.getElementById("sl"+obj).value++;
}
quantity=$("#sl"+obj).val();
$("#total"+obj).text(round($("#unitprice"+obj).text()*quantity,2));
for(var i=1;i<<%= aa %>;i++){
sum+=round($("#total"+i).text(),2);
}
sum=round(sum,2);
$("#tcount").text(sum);
var strTemp;
for(var j=1;j<<%= aa %>;j++){
if(j==1){
strTemp=$("#itemId"+j).val()+"|"+$("#sl"+j).val()+"|"+$("#total"+j).text();
}
else{
strTemp+="#"+$("#itemId"+j).val()+"|"+$("#sl"+j).val()+"|"+$("#total"+j).text();
}
}
//alert(strTemp);
}
function nextStep(){
var strTemp;
for(var j=1;j<<%= aa %>;j++){
if(j==1){
strTemp=$("#itemId"+j).val()+"|"+$("#sl"+j).val()+"|"+$("#total"+j).text();
}
else{
strTemp+="#"+$("#itemId"+j).val()+"|"+$("#sl"+j).val()+"|"+$("#total"+j).text();
}
}
$.post("saveData.asp",{str:strTemp,rnd:new Date().getTime()},function(msg){alert(msg);})
}
</script>
</body>
</html>
saveData.asp 如下代码：
<%@LANGUAGE="VBSCRIPT" CODEPAGE="65001"%>
<%
dim conn,str,i,strArr,arrstr
set conn = Server.CreateObject("adodb.connection")
conn.connectionstring="provider=microsoft.jet.oledb.4.0;data source="&server.MapPath("#dbFB90.Mdb")
conn.open
str=request.Form("str")
strArr=split(str,"#")
for i=0 to ubound(strArr)
arrstr=split(strArr(i),"|")
conn.execute("insert into [orders](productId,Quantity,total) values("&arrstr(0)&","&arrstr(1)&","&arrstr(2)&")")
next
response.Write("success")
conn.close
set conn=nothing
%>
