X-Git-Url: http://git.shiar.net/sheet.git/blobdiff_plain/f963d7374bd53a3356f949ce280482aee6b53998..HEAD:/perl.inc.pl diff --git a/perl.inc.pl b/perl.inc.pl index 436fbee..e26cbcd 100644 --- a/perl.inc.pl +++ b/perl.inc.pl @@ -1,18 +1,53 @@ use utf8; +use strict; +my $wbr = "\N{ZERO WIDTH SPACE}"; +{ + v5.004 => { + release => '1997-05-15', + distro => { + debian => '2.0', # hamm 1998-07 to potato 2000-08 eol 2003-06 + }, + unstable => 0, + }, + + v5.005 => { + new => [ + ['lock', 'obsolete Thread implementation, including a keyword to place advisory locks on shared variables', {experimental => 0, stable => 0, dropped => v5.10}], + ['B::…', 'backend hooks'], + ['qr//' => 'overhauled regular expression engine: precompile operator, lookahead/behind, code, conditions, localised flags'], + ['… foreach' => 'for(each) as statement modifier, with large ranges optimised as counting loops'], + ['…::' => 'implicitly quoted package name'], + ['ref $@' => 'die passes reference values to exception handlers'], + ['INIT {}', 'subs run just before the perl runtime begins execution'], + ['tie @…' => 'base class for TIEARRAY implementations, and generally improved supported of tied handlers'], + ['substr …,…,…,$replace', 'replacement string in 4th argument'], + ['splice …,…,-$length', 'negative length indicates elements to keep at the end of an array'], + ['$/', 'integer or scalar separator makes <> read records instead of lines'], + ], + modules => [ + ['Data::Dumper' => 'stringify data structures'], + ['Errno' => 'system errno.h constants'], + ['File::Spec'], + ['Fatal'], + ['Test'], + ], + release => '1998-07-22', + unstable => 0, + }, + v5.6 => { new => [ - ['use warnings', 'pragma to enable warnings in lexical scope'], - ['use utf8', 'experimental unicode semantics (completed in v5.8)', v5.8], + ['use warnings', 'pragma to enable warnings in lexical scope', {name => 'warnings'}], + ['use utf8', 'experimental unicode semantics (completed in v5.8)', {name => 'utf8', experimental => 0, stable => 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', v5.20], + ['sub :lvalue', 'subroutine attribute to return a modifiable value', {name => 'sub_lvalue', experimental => 0, stable => v5.20}], # ['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)', v5.8.1], + [q"pack 'q'", '64-bit integer support (also large files >2GiB)', {experimental => 0, stable => v5.8.1}], ['sort $coderef ()', 'comparison function can be a subroutine reference; prototype ($$) to pass elements as normal @_'], ['CHECK {}', 'special block called at end of compilation'], ['/[[:…:]]/', 'POSIX character class syntax such as /[[:alpha:]]/'], @@ -20,94 +55,153 @@ use utf8; ], release => '2000-03-23', distro => { - debian => 'woody', + debian => '3.0', # woody 2002-07 eol 2006-06 rhel => '2', # v5.6.0; also in red hat 7.0 solaris => '9', # v5.6.1; 2002-05 eol 2014-10 + aix => '5.1', # 2001-05 eol 2006-04 + opensuse => '7.1', # 2001-01 }, + versum => 'start of modern compatibility', unicode => '3.0.1', }, v5.8 => { new => [ - [q"no utf8", 'full unicode support, utf8 pragma only for script encoding'], - [q"binmode $fh, ':perlio'", 'file handle behaviour altered by PerlIO layers'], + [q"no utf8", 'full unicode support, utf8 pragma only for script encoding', {name => 'utf8_data'}], + [q"use open", 'file handle behaviour altered by PerlIO layers', {name => 'perlio', eg => 'binmode $fh, ":bytes"'}], [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"1_2_3 == 123", 'underscores between digits allowed in numeric constants'], -# [q"use if", 'conditional module inclusion'], # also installable in earlier versions + ], + modules => [ + [bignum => 'transparent big number support', 'length 1e100 == 101'], + [if => 'conditional module inclusion', 'no if $] >= 5.022, "warnings", "redundant"'], + [sort => 'override sort() algorithm', {dropped => v5.28, eg => 'sort::current eq "stable"'}], + [Digest => 'calculate various message digests (data hashes)', '$hash = sha256_hex($data)'], + [Encode => 'character set conversion', 'encode("utf8", decode("iso-8859-1", $octets))'], + ['File::Temp' => 'create a temporary file or directory safely', '$fh = tempfile();'], + ['List::Util' => 'general-utility list subroutines', '@cards = shuffle 0..51'], + ['Locale::Maketext' => 'various localization and internationalization in Locale::* and L18N::*'], + ['Memoize' => 'remember function results, trading space for time', 'memoize "stat"'], + ['MIME::Base64' => 'base64 encoded strings as in email attachments'], + ['Test::More' => 'modern framework for unit testing', 'is $got, $expected'], + ['Time::HiRes' => 'high resolution timers', '$μs = [gettimeofday]; sleep .1;'.$wbr.' $elapsed = tv_interval $μs'], ], release => '2002-07-18', distro => { - debian => 'sarge', + debian => '3.1', # sarge 2005-06 eol 2008-03, v5.8.8 in etch 2007-04 eol 2010-02 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) + ubuntu => '4.10', # v5.8.4 (2004-10); v5.8.7 in 6.06 LTS (2006-06); v5.8.8 in 8.04 LTS (2008-04) + aix => '5.2', # v5.8.0; v5.8.2 in 5.3 and 6.1 (eol 2017-04-30) + freebsd => '4-6', + opensuse => '8.1', # 2002-09 eol (SLES8 2002-10 eol 2007-12 ltss 2009-12) }, + distrosum => "RHEL 3, SLES 8, AIX 5/6 until 2017, Solaris 10 until 2021", + versum => 'stable minimum during 20[01]\d', + support => '2021-01', # solaris unicode => '3.2.0', }, v5.10 => { new => [ ['//', 'defined-or operator'], - ['~~', 'smart-match operator to compare different data types (updated in v5.10.1)', 'experimental::smartmatch'], - ['given', 'switch statement to smart-match with when/default', 'experimental::smartmatch'], + ['~~', 'smart-match operator to compare different data types (updated in v5.10.1)', {experimental => 'smartmatch'}], + ['say', 'print with newline, equivalent to print @_, "\n"', {feature => 'say'}], + ['given', 'switch statement to smart-match with when/default', {name => 'switch', feature => 'switch', experimental => 'smartmatch'}], ['/(?<name>)/', 'named capture buffers into %+'], + ['/(?1)/', 'recursive regular expression patterns'], + ['/(?|)/', 'resets capture numbering for each contained branch'], + ['/.++/', 'possessive quantifiers ?+, *+, ++ to match greedily'], ['s/keep\K//', 'floating positive lookbehind, efficient alternative for s/(keep)/$1/'], - ['/\v/, /\h/', 'vertical and horizontal whitespace escapes'], - ['my $_', 'lexically scoped version of the default variable', 'experimental::lexical_topic'], + ['/p', 'optionally preserve ${^MATCH} variables (avoiding $& penalty until COW in v5.20)'], + ['/\v/, /\h/', 'vertical and horizontal whitespace escapes (\V \H to invert); also /\R/ for newlines'], + ['my $_', 'lexically scoped version of the default variable', {experimental => 'lexical_topic', dropped => v5.23.4}], + ['state', 'persistent my variables (scalars only until 5.28)', {feature => 'state'}], + ], + modules => [ + [autodie => 'replace builtin functions to throw exceptions instead of returning failure', 'eval {open ...} or $@->matches("open") || die'], + # overloading + ['IO::Compress::Zip' => 'various file compression standards', 'zip IO::Uncompress::Gunzip->new("test.gz")'.$wbr.' => "recompressed.zip"'], + ['Time::Piece' => 'timestamps as objects', 'localtime->year > 1900'], + ['File::Fetch' => 'generic data retrieval/download', 'File::Fetch->new(uri => "http://localhost/")'.$wbr.'->fetch(to => \$slurp)'], ], release => '2007-12-18', distro => { - debian => 'lenny', - rhel => '6', # v5.10.1 - centos => '6', # v5.10.1 (2011-07 eol 2020-11) + debian => '5.0', # lenny 2009-02 eol 2012-02 + rhel => '6', # v5.10.1 (-6.9 2017-03 eol 2020-11 TuxCare els 2024-12) + centos => '6', # v5.10.1 (2011-07 eol 2020-11 TuxCare els 2024-11) + ubuntu => '8.10', # v5.10.1 in 10.04 LTS 2010-04 eol 2013-05 + aix => '7.1', # v5.10.1 (2010-09 eol 2023-04) + opensuse => '11.0', # 2008-06 (SLES11 2009-03 eol 2019-03 ltss 2022-03) }, + distrosum => "SLES 11 until 2022, RHEL 6 until 2020 or commercially 2024, AIX 7.1 until 2023", + versum => "supported commercially until 2024", + support => '2024-11', # aix unicode => '5.0.0', }, v5.12 => { new => [ - ['package version', 'package NAME VERSION shorthand for our $VERSION'], + ['package version', 'package NAME VERSION shorthand for our $VERSION'], ['...', 'yada-yada operator: code placeholder'], - ['use 5.012', 'Implicit strict if use VERSION >= v5.12'], + ['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', v5.18], + ['/\N/', 'inverse \n to match any character except newline regardless of /s', {experimental => 0, stable => v5.18}], + ['each $ref e.a.', 'array and hash container functions accept references', {experimental => 'autoderef', dropped => v5.23.1}], ], release => '2010-04-12', unicode => '5.2', distro => { - solaris => '11', # also v5.8.4; 2010-11 eol 2024-11 + solaris => '11', # also v5.8.4; 2010-11; v11.3 eol 2024-01 + ubuntu => '11.10', + freebsd => '7', + opensuse => '11.3', # 2010-07 }, + support => '2024-01', # solaris }, v5.14 => { new => [ ['s///r', 'non-destructive substitution'], - ['/(?^)/', 'construct to reset to default modifiers'], - ['/(?{ m() })/', 'regular expressions can be nested in /(?{})/ and /(??{})/', v5.20], + ['/(?{ m() })/', 'regular expressions can be nested in /(?{})/ and /(??{})/', {experimental => 0, stable => v5.20}], + ['/dalu', 'regexp modifiers to restrict character classes: either default, ascii, locale, or unicode semantics.'], [q"use re '/flags'", 'customise default modifiers'], - ['each $ref e.a.', 'array and hash container functions accept references', v0.5.23.1], + ['/(?^)/', 'construct to reset to default modifiers'], ['FH->method', 'filehandle method calls load IO::File on demand (eg. STDOUT->flush)'], + ['\o{}', 'escape sequence for octal values beyond \777'], + ], + modules => [ + [JSON => 'interface with data in JavaScript Object Notation', 'decode_json <>'], + ['HTTP::Tiny' => 'minimal HTTP/1.1 client without LWP::UserAgent overhead', {dropped => 0}], + # Unicode::Collate::Locale ], release => '2011-05-14', distro => { - debian => 'wheezy', + debian => '7', # wheezy 2013-05 eol 2018-05 elts 2020-06 + ubuntu => '12.04', + opensuse => '12.1', # 2011-11 (SLES12 2014-10 eol 2024-10 ltss 2027-10) }, + distrosum => "Debian 7 until 2020, Ubuntu 12.04, SLES 12 until 2027", + support => '2027-10', # suse unicode => '6.0+#8', }, v5.16 => { new => [ - ['__SUB__', 'current subroutine reference'], - ['fc, "\F"', 'unicode foldcase to compare case-insensitively'], + ['__SUB__', 'current subroutine reference', {feature => 'current_sub'}], + ['fc, "\F"', 'unicode foldcase to compare case-insensitively', {feature => 'fc'}], ['"\N{}"', 'automatic use charnames qw( :full :short )'], ], release => '2012-05-20', distro => { - rhel => '7', # v5.16.3 - centos => '7', # v5.16.3 (2014-07 eol 2024-06) + rhel => '7', # v5.16.3 (-7.9 2020-09 eol 2024-06) + centos => '7', # v5.16.3 (2014-07 eol 2024-06 TuxCare els 2028-06) + freebsd => '9', + opensuse => '12.2', # 2012-09 }, unicode => '6.1', }, @@ -115,40 +209,200 @@ use utf8; v5.18 => { new => [ ['${^LAST_FH}', 'last read filehandle (used by $.)'], - ['/(?[ a + b ])/', 'regex set operations (character substraction -, unions &)', 'experimental::regex_sets'], - ['my sub', 'lexical subroutines (also state, our)', 'experimental::lexical_subs'], + ['/(?[ a + b ])/', 'regex set operations (character subtraction -, union +, intersection &, xor ^)', {experimental => 'regex_sets', stable => v5.36}], + ['my sub', 'lexical subroutines (also state, our); buggy before v5.22', {experimental => 'lexical_subs', stable => v5.26}], ['next $expression', 'loop controls allow runtime expressions'], - [q"no warnings 'experimental::…'", 'mechanism for experimental features, as of now required for smartmatch'], + [q"no warnings 'experimental::…'", 'mechanism for experimental features, as of now required for smartmatch'], ], release => '2013-05-18', + distro => { + ubuntu => '14.04 LTS', # trusty + opensuse => '13.1', # 2013-11 eol 2016-01 + macos => '10.15', # pre-installed catalina 2019-10 + }, unicode => '6.2', }, v5.20 => { new => [ - ['sub ($var)', 'subroutine signatures', 'experimental::signatures'], + ['sub ($var)', 'subroutine signatures', {feature => 'signatures', experimental => 'signatures', stable => v5.36}], ['%hash{…}', 'hash slices return key+value pairs'], - ['[]->@*', 'postfix dereferencing (also e.g. $scalar->$* for $$scalar)', 'experimental::postderef'], + ['[]->@*', 'postfix dereferencing (also e.g. $scalar->$* for $$scalar)', {feature => 'postderef, postderef_qq', experimental => 'postderef', stable => v5.23.1}], [q"use warnings 'once'; $a", 'variables $a and $b are exempt from used once warnings'], ], unicode => '6.3', release => '2014-05-27', distro => { - debian => 'jessie', + debian => '8', # jessie 2015-04 eol 2018-06 lts 2020-06 elts 2025-06 + ubuntu => '14.10', # utopic + aix => '7.2', # 2015-12 eol 2028? + opensuse => '13.2', # 2014-11 eol 2017-01 }, + distrosum => "Debian 8 until 2025, Ubuntu 14.10, openSUSE 13.2, AIX 7.2", + versum => "extended vendor support 202X", }, v5.22 => { new => [ - ['\$alias =', 'aliasing via reference'], + ['\$alias =', 'aliasing via reference (scoped as of v5.25.3)', {experimental => 'refaliasing'}], ['<<>>', 'safe readline ignoring open flags in arguments'], ['/()/n', 'flag to disable numbered capturing, turning () into (?:)'], ['/\b{}/', 'boundary types: gcb (grapheme cluster), sb (sentence), wb (word)'], - ['&.', '& | ^ ~ consistently numeric, dotted operators for strings', 'experimental::bitwise'], - [q"use re 'strict'", 'apply stricter syntax rules to regular expression patterns', 'experimental::re_strict'], + ['&.', '& | ^ ~ consistently numeric, dotted operators for strings', {feature => 'bitwise', experimental => 'bitwise', stable => v5.28}], + [q"use re 'strict'", 'apply stricter syntax rules to regular expression patterns', {experimental => 're_strict'}], ['0x.beep+0', q"hexadecimal floating point notation with binary power; printf '%a' to display"], + ['??', 'single match shorthand (deprecated since v5.14) requires the operator m?PATTERN?'], ], unicode => '7.0', release => '2015-06-01', + distro => { + ubuntu => '16.04 LTS', # xenial 2016-04 eol 2021-04 TuxCare els 2025-04 + }, + }, + + v5.24 => { + new => [ + [q"printf '%.*2$x'", 'reordered precision arguments'], + ['/\b{lb}/', 'line break boundary type (position suitable for hyphenation)'], + ['/faster/', 'various significant speedups, notably matching fixed substrings, /i on caseless languages, 64-bit arithmetic, scope overhead'], + ], + unicode => '8.0', + release => '2016-05-09', + distro => { + debian => '9', # stretch 2017-06 eol 2020-07 lts 2022-06 elts 2027-06 + ubuntu => '17.04', # zesty 2017-04 eol 2018-01 + freebsd => '10', + }, + support => '2027-06', + }, + + v5.26 => { + new => [ + ['<<~EOT', 'indented here-docs, strips same whitespace before delimiter in each line'], + ['@{^CAPTURE}', q"array of last match's captures, so ${^CAPTURE}[0] is $1"], + ['//xx', 'extended modifier to also ignore whitespace in bracketed character classes'], + ], + modules => [ + ['Test2::V0' => 'generic testing framework to replace Test::* and TAP::*'], + ], + unicode => '9.0', # also Script_Extensions/scx in "\p{script}" + release => '2017-05-30', + distro => { + ubuntu => '17.10', # artful 2017-10; 18.04 LTS 2018-04 eol 2023-04 + opensuse => '15.0', # 2018-05 eol 2019-11; same in 15.4 2022-06 + centos => '8', # 2019-09 eol 2021-12 TuxCare els 2026-01 + }, + distrosum => "stable servers such as Ubuntu 17.10+ (Debian >9), CentOS 8, openSUSE 15.0", + support => '2023-04', + }, + + v5.28 => { + new => [ + ['delete %hash{…}', 'hash slices can be deleted with key+value pairs'], + ['/(*…)/', 'alphabetic synonyms for assertions, e.g. (*atomic:…) for (?>…) and (*nlb:…) for (?<!…)', {experimental => 'alpha_assertions', stable => v5.31.6}], + ['/(*script_run:)/', 'enforces all characters to be from the same script', {experimental => 'script_run', stable => v5.31.6}], + ['state @a', 'persistent lexical array or hash variables (in addition to scalars)', {name => 'state_ext'}], + ['perl -i -pe die', 'safe in-place editing: files are replaced only after successful completion'], + ['${^SAFE_LOCALES}', 'locales are thread-safe on supported systems, indicated by this variable'], + ], + unicode => '10.0', + release => '2018-06-22', + distro => { + debian => '10', # buster 2019-07 + ubuntu => '19.04', # disco 2019-04 eol 2020-01 + freebsd => '11', # eol 2021-09 + macos => '11', # big sur 2020-11 + }, + distrosum => "stable systems such as Debian 10, Ubuntu 19.04, FreeBSD 11", + }, + + v5.30 => { + new => [ + ['/(?<=var+)', 'variable length lookbehind assertions', {experimental => 'vlb', stable => v5.36}], + ['m(\p{nv=/.*/})', 'match unicode properties by regular expressions', {experimental => 'uniprop_wildcards'}], + ['my $state if 0', 'workaround for state (deprecated since v5.10!) is now prohibited'], + [q"qr'\N'", 'Delimiters must be graphemes; unescaped { illegal; \N in single quotes'], + ], + unicode => '12.1', + release => '2019-05-22', + distro => { + ubuntu => '20.04', # focal LTS 2020-04 eol 2025-04 + macos => '11.3', # big sur 2021-04 and monterrey 2021-10, alongside compatibility v5.18 + }, + }, + + v5.32 => { + new => [ + ['isa', 'infix operator to check class instance', {feature => 'isa', experimental => 'isa', stable => v5.36}], + ['$min < $_ <= $max', 'chained comparison repeats inner part as $min < $_ and $_ <= $max'], + ['/\p{Name=$var}/', 'match Unicode Name property like \N{} but with interpolation and subpatterns'], + [q"open F, '+>>', undef", 'respect append mode on temporary files with mixed access'], + ["no feature 'indirect'", 'disable indirect object notation such as new Class instead of Class->new'], + ['streamzip', 'program distributed with core IO::Compress::Base to compress stdin into a zip container'], + ], + unicode => '13.0', + release => '2020-06-20', + details => 'https://www.effectiveperlprogramming.com/2020/01/perl-v5-32-new-features/', + distro => { + debian => '11', # bullseye 2021-08 + ubuntu => '21.04', # hirsute 2021-04 eol 2022-01 + rhel => '8', # -8.7 and -9.1 2022-11 + solaris => '11.4', # 2018-08 eol 2034-11 (SRU 38 removes 5.22, 5.26) + }, + distrosum => "stable systems such as Debian 11, Ubuntu 21.04, RHEL 8, Solaris 11.4, AIX 7.3", + support => '2034-11', # solaris + }, + + v5.34 => { + new => [ + ['try {} catch', 'exception handling similar to eval blocks', {feature => 'try', experimental => 'try'}], + ['/{,n}/', 'empty lower bound quantifier is accepted as shorthand for 0'], + ['\x{ … }', 'insignificant space within curly braces, also for \b{}, \g{}, \k{}, \N{}, \o{} as well as /{m,n}/ quantifiers'], + ['0o0', 'octal prefix 0o alternative to 0… and oct'], + ['re::optimization(qr//)', 'debug regular expression optimization information discovered at compile time'], + ['no feature …', 'disable discouraged practices of bareword_filehandles and multidimensional array emulation'], + ], + release => '2021-05-20', + distro => { + ubuntu => '22.04', # jammy LTS 2022-04 eol 2027-04 + aix => '7.3', # 2021-12 eol 2035? + }, + }, + + v5.36 => { + new => [ + ['use v5.36', "use warnings; use feature qw'signatures isa'; no feature qw'indirect multidimensional switch'"], + ['use builtin', 'namespace for interpreter functions, such as weaken and blessed from Scalar::Util, ceil/floor from POSIX, and trim like String::Util', {experimental => 'builtin'}], + ['is_bool(!0)', 'distinguish scalar variable types (by builtin functions) for data interoperability', {name => 'is_bool'}], + ['for my ($k, $v) (%hash)', 'iterate over multiple values at a time (including builtin::indexed for arrays)', {experimental => 'for_list', feature => 'for_list'}], + ['defer {}', 'queue code to be executed when going out of scope', {feature => 'defer', experimental => 'defer'}], + ['try {} finally {}', 'run code at the end of a try construct regardless of failure', {name => 'finally', feature => 'try', experimental => 'try'}], + ['q«…»', 'unicode delimiters for quoting operators', {experimental => 'extra_paired_delimiters'}], + ['sub ($var) {!pop}', 'signatured subs are stable, but mixing with the arguments array @_ remains experimental', {feature => 'signatures', experimental => 'args_array_with_signatures'}], + ['$SIG{FPE}', 'floating-point exceptions no longer deferred but delivered immediately like other signals', {name => 'sig_fpe'}], + ['perl -g', 'disable input record separator (slurp mode), alias for -0777'], + ], + unicode => '14.0', + release => '2022-05-28', + distro => { + debian => '12', # bookworm 2023-06 + ubuntu => '23.04', # lunar upcoming + }, + }, + + v5.38 => { + new => [ + ['use feature "module_true"', 'default in use 5.37 and up, also no feature "bareword_filehandles"'], + ['sub ($var ||= default)', 'assign values when false (or undefined on //=) instead of omitted'], + ['/(*{ … })/', 'optimistic eval: (?{ … }) with regex optimisations enabled'], + ['class', "define object classes: packages with field variables and method subroutines", {feature => 'class', experimental => 'class'}], + ['${^LAST_SUCCESSFUL_PATTERN}', 'explicit variable to access the previous match as in s//…/'], + ['%{^HOOK}', "perform tasks require__before and require__after when calling require"], # also @INC hook enhancements + ['PERL_RAND_SEED', 'environment variable to set srand random number seed', {dropped => 0}], + ['is_tainted', 'builtin function to check variable tainting like Scalar::Util::tainted', {dropped => 0, experimental => 'builtin', eg => 'builtin::is_tainted($ENV{PWD}) and say "running perl -T"'}], + ['export_lexically', 'builtin function to export named functions into the calling scope', {dropped => 0, experimental => 'builtin', eg => 'method import {builtin::export_lexically {map {$_ => $self->can($_)} @_}}'}], + ], + unicode => '15.0', + release => '2023-07-02', }, }