Re: xmlhttp and ie cache

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From: Robin Hammond (rjNOrhSPAM_at_PLEASEnetvigator.com)
Date: 03/10/05 

Date: Thu, 10 Mar 2005 08:51:26 +0800

Jack,

Yes, massively simpler. Add a dummy parameter to your post and change the
dummy value to force a refresh.

e.g. something like
strPost = http://nnn.nnn.nnn.nnn/MyPage.asp?Param1=55&Param2= &
int(rand()*1000)

Robin Hammond
www.enhanceddatasystems.com

"Jack Clift" <JackClift@discussions.microsoft.com> wrote in message
news:EBF72378-8BCC-4A5B-AFDB-DB88ACA9344D@microsoft.com...
>I am using xmlhttp.open and .send to retreive data from the internet. This
> works ok but I have realised that the data retreived is not refreshed from
> the web server, rather is being taken from ie cache (meaning that the data
> is
> effectively useless).
>
> I have tried using .setrequestheaders with a variety of options. This did
> not work.
>
> Clearing the cache does force a requery of the web server, but is not a
> practical solution.
>
> I have found one suggestion in seaches on the web that indicated a
> registry
> setting be changed before the query, and then reset after - seems a bit
> drastic for mine.
>
> Is there a simpler solution to this?
>
> thanks
>
> JC

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