{"id":86435,"date":"2020-06-25T01:42:12","date_gmt":"2020-06-24T23:42:12","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/anonsirovan-perl-7"},"modified":"2020-06-25T01:42:12","modified_gmt":"2020-06-24T23:42:12","slug":"anonsirovan-perl-7","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sq\/blog\/news\/anonsirovan-perl-7","title":{"rendered":"Shpallet Perl 7.","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

N\u00eb konferenc\u00ebn virtuale t\u00eb zhvilluesve t\u00eb gjuh\u00ebs Perl q\u00eb po zhvillohet sot u njoftua<\/a><\/noindex> projekti Perl 7, i cili do t\u00eb vazhdoj\u00eb zhvillimin e deg\u00ebs Perl 5 pa b\u00ebr\u00eb ndryshime radikale. Perl 7 do t\u00eb jet\u00eb i ngjash\u00ebm me l\u00ebshimin Perl 5.32.0<\/a><\/noindex>, me p\u00ebrjashtim t\u00eb konfigurimeve t\u00eb reja t\u00eb paracaktuara, m\u00eb t\u00eb p\u00ebrgjegjshme ndaj praktikave moderne t\u00eb zhvillimit. P\u00ebrsa i p\u00ebrket t\u00eb tjerave, Perl 7 do t\u00eb mbetet i nj\u00ebjti Perl 5 dhe do t\u00eb ruaj\u00eb p\u00ebrputhshm\u00ebrin\u00eb me aplikacionet e zhvilluara m\u00eb par\u00eb.<\/p>\n

Nj\u00eb ndryshim i duksh\u00ebm i numrit t\u00eb versionit do t\u00eb sh\u00ebrbej\u00eb si nj\u00eb ndar\u00ebs p\u00ebr kalimin n\u00eb nj\u00eb model t\u00eb ri t\u00eb rritjes s\u00eb funksionalitetit t\u00eb gjuh\u00ebs Perl pa shkaktuar shqet\u00ebsime t\u00eb ndjeshme mbi p\u00ebrputhshm\u00ebrin\u00eb e prapambetur.
\nPritet q\u00eb krijimi i Perl 7 do t\u00eb ndihmoj\u00eb n\u00eb t\u00ebrheqjen e zhvilluesve t\u00eb rinj n\u00eb p\u00ebrdorimin e Perl dhe t\u00eb rregulloj\u00eb procesin e shtimit t\u00eb mund\u00ebsive t\u00eb reja t\u00eb m\u00ebdha n\u00eb gjuh\u00eb, duke ruajtur p\u00ebrputhshm\u00ebrin\u00eb me baz\u00ebn e kodit t\u00eb projekteve ekzistuese. Numri 7 \u00ebsht\u00eb zgjedhur pasi Perl 6 u p\u00ebrdor gjat\u00eb zhvillimit t\u00eb gjuh\u00ebs, e cila tani po zhvillohet<\/a><\/noindex> n\u00ebn nj\u00eb em\u00ebr t\u00eb ve\u00e7ant\u00eb Raku. L\u00ebshimi i par\u00eb i Perl 7 pritet vitin e ardhsh\u00ebm. Dega Perl 5.32 do t\u00eb jet\u00eb e fundit n\u00eb serin\u00eb Perl 5 dhe \u00ebsht\u00eb planifikuar t\u00eb mb\u00ebshtetet nga 5 deri n\u00eb 10 vjet.<\/p>\n

Ndryshimi m\u00eb i duksh\u00ebm n\u00eb Perl 7 do t\u00eb jet\u00eb p\u00ebrfshirja si parazgjedhje e modit «i ashp\u00ebr<\/a><\/noindex>«, i cili n\u00ebnkupton verifikimin e rrept\u00eb t\u00eb deklaratave t\u00eb variablave, p\u00ebrdorimin e treguesve simbolik\u00eb dhe caktimin e n\u00ebnprogrameve. P\u00ebrdorimi i «use strict» \u00ebsht\u00eb nj\u00eb vler\u00eb e mir\u00eb dhe aplikohet nga shumica e zhvilluesve. Po ashtu, planifikojn\u00eb t\u00eb p\u00ebrfshijn\u00eb automatikisht trajtimin e paralajm\u00ebrimeve («use warnings<\/a><\/noindex>).<\/p>\n

N\u00eb Perl 7 gjithashtu pritet t\u00eb stabilizojn\u00eb dhe t\u00eb p\u00ebrfshijn\u00eb automatikisht disa mund\u00ebsi eksperimentale ekzistuese, si\u00e7 jan\u00eb sigs t\u00eb funksioneve<\/a><\/noindex> («use feature ‘signatures'»), q\u00eb lejon, gjat\u00eb p\u00ebrcaktimit t\u00eb nj\u00eb funksioni, t\u00eb specifikohen argumentet hyr\u00ebse dhe t\u00eb automatizohet verifikimi i numrit t\u00eb tyre (do t\u00eb jet\u00eb e mundur t\u00eb shkruhet «sub foo ($left, $right) {» n\u00eb vend t\u00eb «sub foo { my($left, $right) = @_;»). Planifikojn\u00eb t\u00eb p\u00ebrfshijn\u00eb automatikisht dhe mb\u00ebshtetje p\u00ebr operatorin «isa» p\u00ebr t\u00eb kontrolluar n\u00ebse nj\u00eb objekt \u00ebsht\u00eb nj\u00eb instanc\u00eb e klas\u00ebs s\u00eb caktuar ose nj\u00eb klase e nxjerr\u00eb prej saj («if( $obj isa Package::Name )», si dhe operacione t\u00eb shk\u00ebputjes postfiks (postderef) «$sref->$*» n\u00eb vend t\u00eb «${ $sref }», «$aref->@*» n\u00eb vend t\u00eb «@{ $aref }» dhe «$href->%{ … }» n\u00eb vend t\u00eb «%$href{ … }». <\/p>\n

Pretendent\u00ebt p\u00ebr \u00e7aktivizimin automatik n\u00eb Perl 7 jan\u00eb:<\/p>\n