Looping through a request.querystring in VB.NET

Question

I am trying to loop through a query string and pull out certain values as in:

?ProductID=1234&ProductID=4321&Quantity=1

For each va

Answer 1

Here is some untested psuedo code that should work for the code behind on the page. I hope this helps.

dim key as string
dim list as new arraylist()
for each key in Page.Request.QueryString.Keys
 if key = "ProductID" then
   list.add(Page.Request.QueryString(key))
 end if
next key

' do somthing with the list of product id's