[plt-scheme] best way to printf "%.2f" ?

From: gknauth at sunlink.net (gknauth at sunlink.net)
Date: Sat Dec 9 12:47:36 EST 2006

Thanks for the quick reply!  I did try your suggestion.  It looks as though I have to add something to handle the tiny exponent (to get "6.67e-10"):

(require (lib "string.ss"))
> (running-time p2 2 2)
> (real->decimal-string (running-time p2 2 2) 2)

-----Original Message-----
>From: Jens Axel Søgaard <jensaxel at soegaard.net>
>From (lib "string.ss"):
>(real->decimal-string n [digits-after-decimal-k])      PROCEDURE

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