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what is rand?

 
 
Amelyan
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      03-31-2006
Often, I see something called "rand" or ".rand" or "rnd" in url query
parameter, for example in yahoo mail url. E.g.

http://someurl.com/a.aspx?id=123&rand=91g3obstudb1r

or http://someurl.com/a.aspx?Rnd=1.2341123

What is it used for?

Thanks


 
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gurvar
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      03-31-2006
its a randomly generated number may be to tag in the session ID

"Amelyan" wrote:

> Often, I see something called "rand" or ".rand" or "rnd" in url query
> parameter, for example in yahoo mail url. E.g.
>
> http://someurl.com/a.aspx?id=123&rand=91g3obstudb1r
>
> or http://someurl.com/a.aspx?Rnd=1.2341123
>
> What is it used for?
>
> Thanks
>
>
>

 
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