{"id":108553,"date":"2023-05-16T18:48:15","date_gmt":"2023-05-16T16:48:15","guid":{"rendered":"https:\/\/prohoster.info\/?p=108553"},"modified":"2023-05-17T10:40:20","modified_gmt":"2023-05-17T08:40:20","slug":"predvaritelnyj-vypusk-proekta-pxp-razvivayushhego-rasshirennyj-dialekt-yazyka-php","status":"publish","type":"post","link":"https:\/\/prohoster.info\/cs\/blog\/news\/predvaritelnyj-vypusk-proekta-pxp-razvivayushhego-rasshirennyj-dialekt-yazyka-php","title":{"rendered":"P\u0159edb\u011b\u017en\u00e9 vyd\u00e1n\u00ed projektu PXP, kter\u00fd vyv\u00edj\u00ed roz\u0161\u00ed\u0159en\u00fd dialekt jazyka PHP","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

Byla zve\u0159ejn\u011bna prvn\u00ed testovac\u00ed verze implementace programovac\u00edho jazyka PXP, kter\u00e1 roz\u0161i\u0159uje PHP o podporu nov\u00fdch syntaktick\u00fdch konstrukc\u00ed a roz\u0161\u00ed\u0159en\u00fdch funkc\u00ed runtime knihovny. K\u00f3d napsan\u00fd v PXP se p\u0159ekl\u00e1d\u00e1 do b\u011b\u017en\u00fdch PHP skript\u016f, kter\u00e9 jsou vykon\u00e1v\u00e1ny pomoc\u00ed standardn\u00edho PHP interpret\u00e1toru. Proto\u017ee PXP pouze dopl\u0148uje PHP, je kompatibiln\u00ed se v\u0161emi existuj\u00edc\u00edmi PHP k\u00f3dy. Mezi zvl\u00e1\u0161tnosti PXP pat\u0159\u00ed roz\u0161\u00ed\u0159en\u00ed typu syst\u00e9mu PHP pro lep\u0161\u00ed reprezentaci dat a pou\u017eit\u00ed statick\u00e9 anal\u00fdzy, stejn\u011b jako dod\u00e1n\u00ed roz\u0161\u00ed\u0159en\u00e9 knihovny t\u0159\u00edd pro zjednodu\u0161en\u00ed psan\u00ed bezpe\u010dn\u00e9ho k\u00f3du. <\/p>\n

Prvn\u00ed verze je p\u0159edstavov\u00e1na jako experiment\u00e1ln\u00ed prototyp, kter\u00fd zat\u00edm nen\u00ed vhodn\u00fd pro \u0161irok\u00e9 pou\u017eit\u00ed a testuje implementaci napsanou v PHP a vyu\u017e\u00edvaj\u00edc\u00ed parser PHP-Parser (prvn\u00ed prototypy zkou\u0161eli vyv\u00edjet v Rustu, ale od t\u00e9to my\u0161lenky pozd\u011bji upustili). Mezi dostupn\u00fdmi roz\u0161\u00ed\u0159en\u00fdmi mo\u017enostmi prvn\u00ed verze se vyzna\u010duje pouze podpora v\u00edcerozm\u011brn\u00fdch uz\u00e1v\u011br\u016f: $name = «Ryan»; $hello = fn (): void { \techo «Hello, {$name}!»; }; $hello(); <\/p>\n

D\u00e1le se zva\u017euje zahrnut\u00ed do PXP takov\u00fdch mo\u017enost\u00ed, jako jsou zkr\u00e1cen\u00e9 a blokov\u00e9 varianty v\u00fdrazu «match», podm\u00ednkov\u00fd oper\u00e1tor «return», aliasy typ\u016f, generiky, variabiln\u00ed typy, nem\u011bniteln\u00e9 prom\u011bnn\u00e9, vzorov\u00e9 shody a p\u0159et\u00ed\u017een\u00ed oper\u00e1tor\u016f.
\n
Zdroj: opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

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\u0440\u0430\u0441\u0448\u0438\u0440\u0435\u043d\u0438\u044f \u0441\u0438\u0441\u0442\u0435\u043c\u044b \u0442\u0438\u043f\u043e\u0432 PHP \u0434\u043b\u044f \u043b\u0443\u0447\u0448\u0435\u0433\u043e \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d\u0438\u044f […]<\/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-108553","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\n","aioseo_head_json":{"title":"\ud83e\udd47P\u0159edb\u011b\u017en\u00e9 vyd\u00e1n\u00ed projektu PXP, kter\u00fd vyv\u00edj\u00ed roz\u0161\u00ed\u0159en\u00fd dialekt jazyka PHP | 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