develooper Front page | perl.beginners | Postings from February 2002

Re: Number Truncation/Rounding

Thread Previous | Thread Next
From:
Michael Fowler
Date:
February 13, 2002 10:47
Subject:
Re: Number Truncation/Rounding
Message ID:
20020213184634.GA15142@shoebox.net
On Wed, Feb 13, 2002 at 01:21:07PM -0500, Balint, Jess wrote:
> Hello all. I have a script that uses alot of data and calculates a
> cumulative percent of this data. That cumulative percent should be 100.00 at
> the end. What I get is:
> 
> 99.9999999999998
> 
> I need to truncate this to 2 decimal places and hopefully round it to
> 100.00. Thanks in advance.

See perldoc -q round and perldoc -q 'long decimals', or
http://www.perldoc.com/perl5.6.1/pod/perlfaq4.html.


Michael
--
Administrator                      www.shoebox.net
Programmer, System Administrator   www.gallanttech.com
--

Thread Previous | Thread Next


nntp.perl.org: Perl Programming lists via nntp and http.
Comments to Ask Bjørn Hansen at ask@perl.org | Group listing | About