From: Tim Hunter <rmagick@...>
Date: 2008-08-14T00:58:42+09:00
Subject: Re: truncate float to 2 decimals

Junkone wrote:
> how do i truncate the float to 2 decimals
> 
> irb(#<Object:0x3d95578>):001:0> f=0.911501706632285
> => 0.911501706632285

Do you really want to change f?

f2 = (f*100).to_i / 100.0

Or do you just want to display f with 2 decimals?

"%5.2f" % f
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