AFAIK it is not possible direclty. I've asked it once. Should be in  
archive

Best

-a-

On 2 Jul 2008, at 15:05, Alan Stone wrote:

> Hi,
>
> Guess this is (Plain) TeX stuff - haven't found the answer...
>
> How do you comment several lines at once, instead of prefixing each  
> line with the % sign ?
>
> Alan
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--------------------------------------------------
Andrea Valle
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CIRMA - DAMS
Università degli Studi di Torino
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"
Think of it as seasoning
. noise [salt] is boring
. F(blah) [food without salt] can be boring
. F(noise, blah) can be really tasty
"
(Ken Perlin on noise)