Hello bestfa,

In the spirit of TMTOWTDI, here’s an approach that avoids the difficulties of floating point numbers by using only integers:

#! perl
use strict;
use warnings;

for my $i (1 .. 799)
{
    $i =  sprintf "%03d", $i;
    $i =~ s{(\d)(\d{2})}{$1.$2};
    print "$i\t";
}

[download]

Output:

19:22 >perl 1570_SoPW.pl
0.01    0.02    0.03    0.04    0.05    0.06    0.07    0.08    0.09  
+  0.10
0.11    0.12    0.13    0.14    0.15    0.16    0.17    0.18    0.19  
+  0.20
...
7.81    7.82    7.83    7.84    7.85    7.86    7.87    7.88    7.89  
+  7.90
7.91    7.92    7.93    7.94    7.95    7.96    7.97    7.98    7.99
19:22 >

[download]

Hope that helps,

Athanasius <°(((>< contra mundum Iustus alius egestas vitae, eros Piratica,

In reply to Re: decimal calculation by Athanasius
in thread decimal calculation by bestfa

Title:
Use:  <p> text here (a paragraph) </p>
and:  <code> code here </code>
to format your post, it's "PerlMonks-approved HTML":


  • Posts are HTML formatted. Put <p> </p> tags around your paragraphs. Put <code> </code> tags around your code and data!
  • Titles consisting of a single word are discouraged, and in most cases are disallowed outright.
  • Read Where should I post X? if you're not absolutely sure you're posting in the right place.
  • Please read these before you post! —
  • Posts may use any of the Perl Monks Approved HTML tags:
    a, abbr, b, big, blockquote, br, caption, center, col, colgroup, dd, del, details, div, dl, dt, em, font, h1, h2, h3, h4, h5, h6, hr, i, ins, li, ol, p, pre, readmore, small, span, spoiler, strike, strong, sub, summary, sup, table, tbody, td, tfoot, th, thead, tr, tt, u, ul, wbr
  • You may need to use entities for some characters, as follows. (Exception: Within code tags, you can put the characters literally.)
            For:     Use:
    & &amp;
    < &lt;
    > &gt;
    [ &#91;
    ] &#93;
  • Link using PerlMonks shortcuts! What shortcuts can I use for linking?
  • See Writeup Formatting Tips and other pages linked from there for more info.