X-Git-Url: http://git.shiar.nl/sheet.git/blobdiff_plain/492819ec4c57ef96d6738f896fe5c97d8fdeb37b..54c320d4bbbdafdf74ba2256d497702d309711b8:/perl.inc.pl
diff --git a/perl.inc.pl b/perl.inc.pl
index 2c76e59..67774cf 100644
--- a/perl.inc.pl
+++ b/perl.inc.pl
@@ -3,35 +3,46 @@ use utf8;
+{
v5.6 => {
new => [
- ['use utf8'],
- ['\N{named character}'],
- ['our'],
- ['v1.2.3'],
- ['sub :locked :method'],
- ['open $fh, $mode, $expr'],
+ ['use warnings', 'pragma to enable warnings in lexical scope'],
+ ['use utf8', 'experimental unicode semantics (completed in v5.8)'],
+ ['use charnames', 'string escape \N{} to insert named character'],
+ ['our', 'declare global variables'],
+ ['v1.2.3', q`represent strings as vector of ordinals, useful in version numbers (printf '%vd' to display)`],
+ ['0b0', q`binary numbers in literals, printf '%b', and oct`],
+ ['sub :lvalue', 'subroutine attribute to return a modifiable value'],
+# ['sub :locked :method', 'syntax to declare subroutine attributes'], # can be inferred from :lvalue support
+ ['open my $fh, $mode, $expr', 'file handles in scoped scalars, third argument for unambiguous file name'],
+ [q`pack 'q'`, '64-bit integer support (also large files >2GiB)'],
+ ['sort $coderef ()', 'comparison function can be a subroutine reference; prototype ($$) to pass elements as normal @_'],
+ ['CHECK {}', 'special block called at end of compilation'],
+ ['/[[:â¦:]]/', 'POSIX character class syntax such as /[[:alpha:]]/'],
+ # quite a lot more, but leave it at this
],
release => '2000-03-23',
distro => {
debian => 'woody',
- redhat => '2.1',
+ rhel => '2', # v5.6.0; also in red hat 7.0
+ solaris => '9', # v5.6.1; 2002-05 eol 2014-10
},
unicode => '3.0.1',
},
v5.8 => {
new => [
- [q`no utf8; $unicode`, 'unicode overhaul: additional /\p{}/ properties'],
+ [q`no utf8`, 'full unicode support, utf8 pragma only for script encoding'],
[q`binmode $fh, ':perlio'`, 'file handle behaviour altered by PerlIO layers'],
[q`open $fh, '-|', @cmd`, 'open list to fork a command without spawning a shell'],
[q`open $fh, '>', \$var`, 'perl scalars as virtual files'],
[q`printf '%1$s', @args`, 'syntax to use parameters out of order'],
- [q`$num = 1_000`, 'underscores between digits allowed in numeric constants'],
+ [q`1_2_3 == 123`, 'underscores between digits allowed in numeric constants'],
# [q`use if`, 'conditional module inclusion'], # also installable in earlier versions
],
release => '2002-07-18',
distro => {
debian => 'sarge',
- redhat => '3.9',
+ rhel => '3', # v5.8.0; v5.8.8 in RHEL6 (2007-2014)
+ solaris => '10', # v5.8.4; 2005-01 eol 2021-01
+ centos => '3-5', # v5.8.0 in v3 (2004-03); v5.8.8 in v5 (eol 2017-03)
},
unicode => '3.2.0',
},
@@ -39,7 +50,7 @@ use utf8;
v5.10 => {
new => [
['//', 'defined-or operator'],
- ['~~', 'smart-match operator to compare different data types'],
+ ['~~', 'smart-match operator to compare different data types (updated in v5.10.1)'],
['given', 'switch statement to smart-match with when/default'],
['/(?<name>)/', 'named capture buffers into %+'],
['s/keep\K//', 'floating positive lookbehind, efficient alternative for s/(keep)/$1/'],
@@ -49,7 +60,8 @@ use utf8;
release => '2007-12-18',
distro => {
debian => 'lenny',
- redhat => '6.5',
+ rhel => '6', # v5.10.1
+ centos => '6', # v5.10.1 (2011-07 eol 2020-11)
},
unicode => '5.0.0',
},
@@ -60,17 +72,22 @@ use utf8;
['...', 'yada-yada operator: code placeholder'],
['use 5.012', 'Implicit strict if use VERSION >= v5.12'],
['⦠when', 'when is now allowed to be used as a statement modifier'],
+ [q(use overload 'qr'), 'customisable conversion to regular expressions'],
+ ['/\N/', 'inverse \n to match any character except newline regardless of /s'],
],
release => '2010-04-12',
unicode => '5.2',
+ distro => {
+ solaris => '11', # also v5.8.4; 2010-11 eol 2024-11
+ },
},
v5.14 => {
new => [
['s///r', 'non-destructive substitution'],
['/(?^)/', 'construct to reset to default modifiers'],
- ['/(?{ m// })/', 'regular expressions can be nested in /(?{})/ and /(??{})/'],
- ["use re '/flags'", 'customize default modifiers'],
+ ['/(?{ m() })/', 'regular expressions can be nested in /(?{})/ and /(??{})/'],
+ ["use re '/flags'", 'customise default modifiers'],
['each $ref e.a.', 'array and hash container functions accept references'],
['FH->method', 'filehandle method calls load IO::File on demand (eg. STDOUT->flush)'],
],
@@ -85,11 +102,12 @@ use utf8;
new => [
['__SUB__', 'current subroutine reference'],
['fc, "\F"', 'unicode foldcase to compare case-insensitively'],
- ['"\N{}"', 'automatic use charnames qw( :full :short )'],
+ ['"\N{}"', 'automatic use charnames qw( :full :short )'],
],
release => '2012-05-20',
distro => {
- redhat => '7.0',
+ rhel => '7', # v5.16.3
+ centos => '7', # v5.16.3 (2014-07 eol 2024-06)
},
unicode => '6.1',
},
@@ -97,15 +115,12 @@ use utf8;
v5.18 => {
new => [
['${^LAST_FH}', 'last read filehandle (used by $.)'],
- ['/(?[ a + b ])/', 'regex set operations (character substraction -, unions &)'],
- ['my sub foo', 'lexical subroutines (also state, our)'],
+ ['/(?[ a + b ])/', 'regex set operations (character substraction -, unions &)'],
+ ['my sub', 'lexical subroutines (also state, our)'],
['next $expression', 'loop controls allow runtime expressions'],
[q(no warnings 'experimental::â¦'), 'mechanism for experimental features, as of now required for smartmatch'],
],
release => '2013-05-18',
- distro => {
- debian => 'jessie',
- },
unicode => '6.2',
},
@@ -118,5 +133,19 @@ use utf8;
],
unicode => '6.3',
release => '2014-05-27',
+ distro => {
+ debian => 'jessie',
+ },
+ },
+
+ v5.21.8 => {
+ new => [
+ ['\$alias =', 'aliasing via reference'],
+ ['<<>>', 'safe readline ignoring open flags in arguments'],
+ ['/()/n', 'flag to disable numbered capturing, turning () into (?:)'],
+ ],
+ unicode => '7.0',
+ release => '2015-01-20',
+ unstable => 1,
},
}