Here are the numbers on my machine (first line describes the input used): 

% perl -le 'BEGIN{$,=","} print map int rand 1000, 1..25 for 1..500_00
+0' \
> numbers.csv

% time cut -d, -f"1-15" numbers.csv > /dev/null
0.80s user 0.05s system 98% cpu 0.859 total
% time perl -lanF, -e 'print join ",", @F[0..14];' numbers.csv > /dev/
+null
31.54s user 0.06s system 97% cpu 32.462 total
% time perl -lanF, -e 'BEGIN{ $,=","} print @F[0..14];' numbers.csv > 
+/dev/null
31.14s user 0.05s system 99% cpu 31.463 total

[download]
(I guess I have much faster cut than sk's...)

the lowliest monk

In reply to Re^2: cut vs split (suggestions) by tlm
in thread cut vs split (suggestions) by sk

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.