Beefy Boxes and Bandwidth Generously Provided by pair Networks
Welcome to the Monastery
 
PerlMonks  

Comment on

( #3333=superdoc: print w/ replies, xml ) Need Help??
Some quick benchmarking shows your solution to be about half as fast compared to mine.
#!/usr/bin/perl use strict; use warnings; use Benchmark qw /cmpthese/; our @files = qw { /etc/passwd one/two/three/four/five/six.a file a/very/deep/file/indeed/deeper/than/you/may/think/really }; cmpthese -5 => { abigail => 'foreach my $f (@files) { my $fn = (split m{/} => $f) [-1] }', markm => 'foreach my $f (@files) { my ($fn) = $f =~ /([^\/]+)\z/ }', }; __END__ Benchmark: running abigail, markm for at least 5 CPU seconds... abigail: 5 wallclock secs ( 5.19 usr + 0.00 sys = 5.19 CPU) @ 68 +404.24/s (n=355018) markm: 6 wallclock secs ( 5.23 usr + 0.00 sys = 5.23 CPU) @ 34 +427.53/s (n=180056) Rate markm abigail markm 34428/s -- -50% abigail 68404/s 99% --

Abigail


In reply to Re: file name parsing to get the original file name by Abigail-II
in thread file name parsing to get the original file name by tja_ariani

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!
  • 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, 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, 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.
  • Log In?
    Username:
    Password:

    What's my password?
    Create A New User
    Chatterbox?
    and the web crawler heard nothing...

    How do I use this? | Other CB clients
    Other Users?
    Others chanting in the Monastery: (13)
    As of 2015-07-06 18:44 GMT
    Sections?
    Information?
    Find Nodes?
    Leftovers?
      Voting Booth?

      The top three priorities of my open tasks are (in descending order of likelihood to be worked on) ...









      Results (80 votes), past polls