Beefy Boxes and Bandwidth Generously Provided by pair Networks
Perl Monk, Perl Meditation
 
PerlMonks  

Comment on

( #3333=superdoc: print w/ replies, xml ) Need Help??
I think many of these short variable names were chosen to deal with the limits of interpreters on 1960s-ish machines. At that time, some of the principles underlying Huffman encoding were in play.

Perl just adopted many of these names as part of its mission. That Larry Wall chose to preserve the distinctive nature of this namespace and keep its expansion out of the spaces that would be commonly chosen for user tasks seems to me to be one of the insightful decisions in Perl's design. That it continues with ${^Word} style names is good.

Be well,
rir

Update: very minor language cleanup

Update: reworked poor sentence: the struck out stuff. You can't expand an ad hoc namespace because you're creating a new one. The underlined text replaces: add most of his other predefined variables into a namespace that ... words are failing me a bit, but he kept the namespace distinctive and


In reply to Re^3: An Apology for Puncish by rir
in thread An Apology for Puncish by rir

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
  • Outside of code tags, you may need to use entities for some characters:
            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 imbibing at the Monastery: (6)
    As of 2014-11-23 09:52 GMT
    Sections?
    Information?
    Find Nodes?
    Leftovers?
      Voting Booth?

      My preferred Perl binaries come from:














      Results (129 votes), past polls