<p>PERL? Perl? perl? What's good style?</p>

<p>I know the answer&mdash;I just wanted to make sure the question was out there and questioners were aware that there is a correct form.</p>

[{'answer_id': 72323, 'author': 'Tom Ritter', 'author_id': 8435, 'author_profile': 'https://Stackoverflow.com/users/8435', 'pm_score': 2, 'selected': False, 'text': '<p><a href="http://www.perl.org/about/style-guide.html" rel="nofollow noreferrer">Perl</a></p>\n'}, {'answer_id': 72334, 'author': 'Marc Gear', 'author_id': 6563, 'author_profile': 'https://Stackoverflow.com/users/6563', 'pm_score': 2, 'selected': False, 'text': '<p>"The name is normally capitalized (Perl) when referring to the language and uncapitalized (perl) when referring to the interpreter program itself since Unix-like file systems are case-sensitive."  From <a href="http://en.wikipedia.org/wiki/Perl" rel="nofollow noreferrer">wikipedia</a> at time of posting.</p>\n'}, {'answer_id': 72335, 'author': '1077', 'author_id': 10776, 'author_profile': 'https://Stackoverflow.com/users/10776', 'pm_score': 1, 'selected': False, 'text': '<p>perl or Perl is fine.</p>\n'}, {'answer_id': 72341, 'author': 'chakrit', 'author_id': 3055, 'author_profile': 'https://Stackoverflow.com/users/3055', 'pm_score': 4, 'selected': False, 'text': '<p>Quoting <a href="http://en.wikipedia.org/wiki/Perl#Name" rel="noreferrer">the Perl article on Wikipedia</a>.</p>\n\n<blockquote>\n  <p>The name is normally capitalized (Perl) when referring to the language and uncapitalized (perl) when referring to the interpreter program itself since Unix-like file systems are case-sensitive. Before the release of the first edition of Programming Perl, it was common to refer to the language as perl; Randal L. Schwartz, however, capitalised the language\'s name in the book to make it stand out better when typeset. The case distinction was subsequently adopted by the community.</p>\n</blockquote>\n\n<p>Also check the <a href="http://perldoc.perl.org/perlfaq1.html#What&#39;s-the-difference-between-%22perl%22-and-%22Perl%22%3f" rel="noreferrer">perlfaq about this question</a>.</p>\n'}, {'answer_id': 72348, 'author': 'Michael Carman', 'author_id': 8233, 'author_profile': 'https://Stackoverflow.com/users/8233', 'pm_score': 6, 'selected': True, 'text': '<p>The correct casing is "Perl" for the language and "perl" for the executable. Using "PERL" flags you as someone who isn\'t particularly familiar with the language or community.</p>\n\n<p>See also <a href="http://perldoc.perl.org/perlfaq1.html#What%27s-the-difference-between-%22perl%22-and-%22Perl%22?" rel="noreferrer">What\'s the difference between "perl" and "Perl"?</a> in <a href="http://perldoc.perl.org/perlfaq1.html" rel="noreferrer">perlfaq1</a>.</p>\n'}, {'answer_id': 72387, 'author': 'Darren Meyer', 'author_id': 7826, 'author_profile': 'https://Stackoverflow.com/users/7826', 'pm_score': 2, 'selected': False, 'text': '<p>Despite a lot of anecdote to the contrary, "PERL" was never really an acronym -- it\'s a "backronym".  The name Perl was chosen first, then some people jokingly applied expansions to it, which caught on.</p>\n\n<p>The <a href="http://perlmonks.org" rel="nofollow noreferrer">PerlMonks community</a> (highly recommended!) taught me the convention, and it\'s similar to Java\'s:</p>\n\n<ul>\n<li>It\'s <em>never</em> PERL (or JAVA)</li>\n<li>When you\'re talking about the language, it\'s Perl (or Java)</li>\n<li>When you\'re talking about the interpreter itself, it\'s perl (or java).</li>\n</ul>\n\n<p>That said, it doesn\'t make a whole hill of beans if you do it "wrong".</p>\n'}, {'answer_id': 72757, 'author': 'Penfold', 'author_id': 11952, 'author_profile': 'https://Stackoverflow.com/users/11952', 'pm_score': 2, 'selected': False, 'text': "<p>While, as has been said, it doesn't make THAT much difference if you get it wrong, some folks do use correct capitalization (or at least, NOT referring to 'PERL' or any of the more sensible backcronyms) as a shibboleth for clue in job ads. :)</p>\n"}, {'answer_id': 74552, 'author': 'brian d foy', 'author_id': 2766176, 'author_profile': 'https://Stackoverflow.com/users/2766176', 'pm_score': 3, 'selected': False, 'text': '<p>Here\'s the answer from <a href="http://perldoc.perl.org/perlfaq1.html" rel="nofollow noreferrer">perlfaq1</a>: </p>\n\n<blockquote>\n  <p>What\'s the difference between "perl"\n  and "Perl"?</p>\n  \n  <p>One bit.  Oh, you weren\'t talking\n  ASCII? :-) Larry now uses "Perl" to\n  signify the language proper and "perl"\n  the implementation of it, i.e. the\n  current interpreter.  Hence Tom\'s quip\n  that "Nothing but perl can parse\n  Perl."  You may or may not choose to\n  follow this usage.  For example,\n  parallelism means "awk and perl" and\n  "Python and Perl" look OK, while "awk\n  and Perl" and "Python and perl" do\n  not.  But never write "PERL", because\n  perl is not an acronym, apocryphal\n  folklore and post-facto expansions\n  notwithstanding.</p>\n</blockquote>\n'}, {'answer_id': 736455, 'author': 'Peter Krumins', 'author_id': 80237, 'author_profile': 'https://Stackoverflow.com/users/80237', 'pm_score': 1, 'selected': False, 'text': "<p>&lt;pkrumins&gt; perlbot: PERL</p>\n\n<p>&lt;perlbot&gt; It's Perl (for the language) or <code>perl</code> (for the interpreter) but NEVER 'PERL'!</p>\n"}]
['https://Stackoverflow.com/questions/72312', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/423836/']