{"id":86528,"date":"2020-06-26T13:42:17","date_gmt":"2020-06-26T11:42:17","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/anonsirovan-vyhod-perl-7"},"modified":"2020-06-26T13:42:17","modified_gmt":"2020-06-26T11:42:17","slug":"anonsirovan-vyhod-perl-7","status":"publish","type":"post","link":"https:\/\/prohoster.info\/cs\/blog\/news\/anonsirovan-vyhod-perl-7","title":{"rendered":"Bylo ozn\u00e1meno vyd\u00e1n\u00ed Perl 7","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p><noindex>      <noindex><\/p>\n<p>V\u010dera ve\u010der na &#171;Perl a Raku konference v cloudu&#187;, <a rel=\"nofollow\" href=\"https:\/\/www.youtube.com\/watch?v=6wPMh-3qYJM\">Sawyer X ozn\u00e1mil<\/a> p\u0159echod na hlavn\u00ed verzi Perl z 5 na 7. Pr\u00e1ce ji\u017e prob\u00edhaj\u00ed, nov\u00e1 verze vyjde b\u011bhem roku. Velk\u00fdch zm\u011bn se ne\u010dek\u00e1, zkr\u00e1tka: Perl 7 je st\u00e1le ten sam\u00fd Perl 5.32 s modern\u00edmi v\u00fdchoz\u00edmi nastaven\u00edmi. U\u017e nemus\u00edte explicitn\u011b zap\u00ednat funkce, kter\u00e9 ji\u017e pou\u017e\u00edv\u00e1te, ty budou aktivov\u00e1ny za v\u00e1s!<\/p>\n<p><\/noindex><\/p>\n<p><b>Co bude zahrnuto?<\/b><br \/><\/noindex><br \/>\n\u00dapln\u00fd seznam zat\u00edm neexistuje, ale strict a warnings ur\u010dit\u011b! V 7. vyd\u00e1n\u00ed z\u016fstanou signatury pravd\u011bpodobn\u011b experiment\u00e1ln\u00ed, UTF-8 tak\u00e9 nestihnou aktivovat.<\/p>\n<p><b>Co bude vypnuto?<\/b><\/p>\n<ul>\n<li> Nep\u0159\u00edm\u00e9 vol\u00e1n\u00ed metod:<br \/>\n<br \/>\n{;<br \/>\n    package Foo;<\/p>\n<p>    sub new { bless {} }<br \/>\n    sub bar { print &quot;Ahoj z bar()!n&quot; x pop }<br \/>\n}<\/p>\n<p># \u041d\u043e\u0440\u043c\u0430\u043b\u044c\u043d\u044b\u0439 \u0432\u044b\u0437\u043e\u0432<br \/>\nmy $foo = Foo-&gt;new();<br \/>\n# \u041d\u0435\u043f\u0440\u044f\u043c\u043e\u0439 \u0432\u044b\u0437\u043e\u0432<br \/>\nbar $foo 42;<\/p>\n<p>\n<\/li>\n<li> Pr\u00e1zdn\u00e1 slova (barewords) jako identifik\u00e1tory deskriptor\u016f (s v\u00fdjimkou standardn\u00edch (STDIN, STDOUT, STDERR))\n<\/li>\n<li> Pseudo v\u00edcerozm\u011brn\u00e9 hash tabulky ve stylu Perl 4.<br \/>\n<br \/>\n# \u043f\u0440\u0438\u043c\u0435\u0440\u044b \u0432\u0437\u044f\u0442\u044b \u0438\u0437 perldoc perlvar<br \/>\n$foo{$x,$y,$z}<br \/>\n# \u043d\u0430 \u0441\u0430\u043c\u043e\u043c \u0434\u0435\u043b\u0435 \u043e\u0437\u043d\u0430\u0447\u0430\u0435\u0442 $foo{join($;, $x, $y, $z)}<\/p>\n<p>\n<\/li>\n<li> Star\u00e9 prototypy ve stylu Perl 4. Nyn\u00ed mus\u00ed b\u00fdt ps\u00e1no pouze takto:<br \/>\n<br \/>\nsub foo :prototype($$) ($left, $right) {<br \/>\n    return $left + $right;<br \/>\n}<\/p>\n<p>\nNejprve prototyp ovliv\u0148uj\u00edc\u00ed kompilaci vol\u00e1n\u00ed, a pot\u00e9 signatury, kter\u00e9 um\u00edst\u00ed argumenty do odpov\u00eddaj\u00edc\u00edch prom\u011bnn\u00fdch b\u011bhem b\u011bhu.<\/li>\n<\/ul>\n<p>Nicm\u00e9n\u011b, bude i nad\u00e1le mo\u017enost vr\u00e1tit v\u0161echno zp\u011bt hromadn\u011b:<br \/>\nuse compat::perl5;<br \/>\nNebo po jednom.<\/p>\n<p>Perl 5.32 p\u0159ech\u00e1z\u00ed do re\u017eimu dlouh\u00e9 podpory na obdob\u00ed 5 let.<\/p>\n<p>Podrobn\u00fd ozn\u00e1men\u00ed od Briana D Foy: <a rel=\"nofollow\" href=\"https:\/\/www.perl.com\/article\/announcing-perl-7\/\">https:\/\/www.perl.com\/article\/announcing-perl-7\/<\/a><br \/>\nTL;DR verze od n\u011bj samotn\u00e9ho: <a rel=\"nofollow\" href=\"http:\/\/blogs.perl.org\/users\/brian_d_foy\/2020\/06\/the-perl-7-tldr.html\">http:\/\/blogs.perl.org\/users\/brian_d_foy\/2020\/06\/the-perl-7-tldr.html<\/a><\/p>\n<p>Zdroj: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"http:\/\/www.linux.org.ru\/news\/development\/15779623\">linux.org.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0412\u0447\u0435\u0440\u0430 \u0432\u0435\u0447\u0435\u0440\u043e\u043c \u043d\u0430 &#171;Perl and Raku Conference in the Cloud&#187;, Sawyer X \u0430\u043d\u043e\u043d\u0441\u0438\u0440\u043e\u0432\u0430\u043b \u0441\u043c\u0435\u043d\u0443 \u043e\u0441\u043d\u043e\u0432\u043d\u043e\u0439 \u0432\u0435\u0440\u0441\u0438\u0438 Perl \u0441 5 \u043d\u0430 7. \u0420\u0430\u0431\u043e\u0442\u044b \u0443\u0436\u0435 \u0432\u0435\u0434\u0443\u0442\u0441\u044f, \u043d\u043e\u0432\u0430\u044f \u0432\u0435\u0440\u0441\u0438\u044f \u0432\u044b\u0439\u0434\u0435\u0442 \u0432 \u0442\u0435\u0447\u0435\u043d\u0438\u0435 \u0433\u043e\u0434\u0430. \u0411\u043e\u043b\u044c\u0448\u043e\u0433\u043e \u043a\u043e\u043b\u0438\u0447\u0435\u0441\u0442\u0432\u0430 \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u0439 \u0436\u0434\u0430\u0442\u044c \u043d\u0435 \u0441\u0442\u043e\u0438\u0442, \u0435\u0441\u043b\u0438 \u043a\u043e\u0440\u043e\u0442\u043a\u043e: Perl 7 \u044d\u0442\u043e \u0432\u0441\u0451 \u0442\u043e\u0442 \u0436\u0435 Perl 5.32 \u0441 \u0441\u043e\u0432\u0440\u0435\u043c\u0435\u043d\u043d\u044b\u043c\u0438 \u043d\u0430\u0441\u0442\u0440\u043e\u0439\u043a\u0430\u043c\u0438 \u043f\u043e \u0443\u043c\u043e\u043b\u0447\u0430\u043d\u0438\u044e. \u0412\u0430\u043c \u0431\u043e\u043b\u044c\u0448\u0435 \u043d\u0435 \u043d\u0430\u0434\u043e [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-86528","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u0412\u0447\u0435\u0440\u0430 \u0432\u0435\u0447\u0435\u0440\u043e\u043c \u043d\u0430 \u00abPerl and Raku Conference in the Cloud\u00bb, Sawyer X \u0430\u043d\u043e\u043d\u0441\u0438\u0440\u043e\u0432\u0430\u043b \u0441\u043c\u0435\u043d\u0443 \u043e\u0441\u043d\u043e\u0432\u043d\u043e\u0439 \u0432\u0435\u0440\u0441\u0438\u0438 Perl \u0441 5 \u043d\u0430 7.\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"Yuri Gagarin\"\/>\n\t<link 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