{"id":3883,"date":"2022-05-19T11:20:21","date_gmt":"2022-05-19T11:20:21","guid":{"rendered":"http:\/\/the-codest.localhost\/blog\/why-do-we-need-symfony-polyfill-and-why-we-shouldnt\/"},"modified":"2026-04-28T14:07:09","modified_gmt":"2026-04-28T14:07:09","slug":"dlaczego-potrzebujemy-symfony-polyfill-i-dlaczego-nie-powinnismy","status":"publish","type":"post","link":"https:\/\/thecodest.co\/pl\/blog\/why-do-we-need-symfony-polyfill-and-why-we-shouldnt\/","title":{"rendered":"Dlaczego potrzebujemy Symfony Polyfill (... i dlaczego nie powinni\u015bmy)?"},"content":{"rendered":"<p>W wi\u0119kszo\u015bci nowoczesnych <strong><a href=\"https:\/\/thecodest.co\/pl\/dictionary\/how-to-hire-a-php-developer\/\">PHP<\/a> projekt\u00f3w<\/strong>zauwa\u017cysz du\u017c\u0105 zale\u017cno\u015b\u0107 od <a href=\"https:\/\/github.com\/symfony\/polyfill\" rel=\"nofollow\">Symfony Polyfill<\/a> biblioteka. W tym artykule wyja\u015bnimy nie tylko, jak to dzia\u0142a i jak odnosi si\u0119 do <strong>Projekty Symfony<\/strong>ale tak\u017ce zag\u0142\u0119bimy si\u0119 w ide\u0119 problemu, kt\u00f3ry pr\u00f3buje rozwi\u0105za\u0107.<\/p>\n<h2>Troch\u0119 historii<\/h2>\n<p><strong>PHP<\/strong> by\u0142a w z\u0142ym stanie przez d\u0142ugi czas. By\u0142 rok 2005, kiedy Andrei Zmievski rozpocz\u0105\u0142 projekt <a href=\"https:\/\/thecodest.co\/pl\/dictionary\/why-do-projects-fail\/\">projekt<\/a> aby zapewni\u0107 natywn\u0105 obs\u0142ug\u0119 Unicode dla <strong>PHP<\/strong> z powodu mieszanych recenzji i wielu obaw, \u017ce <strong>PHP<\/strong> idzie w z\u0142ym kierunku. Rozw\u00f3j <strong>PHP<\/strong> 6.x zosta\u0142 uruchomiony. Ale nigdy nie zosta\u0142 uko\u0144czony - i to jest historia na inny dzie\u0144. 10 lat p\u00f3\u017aniej, gdzie\u015b pomi\u0119dzy 2014 a 2015 rokiem, Dmitry Stogov, Xinchen Hui i Nikita Popov rozpocz\u0119li prace nad <code>phpng<\/code> - kt\u00f3ry zoptymalizowa\u0142 i zrefaktoryzowa\u0142 wewn\u0119trzny silnik Zend Engine u\u017cywany przez <strong>PHP<\/strong>.<\/p>\n<h4>&gt;_ <em>Narodzi\u0142 si\u0119 model PHP 7<\/em><\/h4>\n<p>I przez ostatnie lata, <strong>PHP<\/strong> rozwija si\u0119 szybciej ni\u017c kiedykolwiek, obecnie w stabilnej wersji 8.1.<\/p>\n<p><img decoding=\"async\" src=\"\/app\/uploads\/2024\/05\/162561908-025b0d15-1b7a-4592-8f81-05c7b29bc3c9.png\" alt=\"obraz\" \/><\/p>\n<p>Ze wzgl\u0119du na szybki rozw\u00f3j nowych funkcji w j\u0119zyku, nie tylko programi\u015bci musieli dostosowa\u0107 si\u0119 do tych zmian, ale tak\u017ce dostawcy infrastruktury i us\u0142ug hostingowych.<\/p>\n<p>Aby zapewni\u0107 nam, programistom, mo\u017cliwo\u015b\u0107 korzystania z najnowszych i najlepszych funkcji naszego ukochanego j\u0119zyka programowania <strong>Symfony Polyfill<\/strong> narodzi\u0142 si\u0119 projekt.<\/p>\n<h2>Symfony Polyfill i jego funkcje<\/h2>\n<blockquote>\n<p>Ten projekt backportuje funkcje znalezione w najnowszej wersji <strong>Wersje PHP<\/strong> i zapewnia warstwy kompatybilno\u015bci dla niekt\u00f3rych rozszerze\u0144 i funkcji. Jest przeznaczony do stosowania, gdy przeno\u015bno\u015b\u0107 mi\u0119dzy <strong>Wersje PHP<\/strong> i rozszerzenia s\u0105 po\u017c\u0105dane.<\/p>\n<\/blockquote>\n<p>To jest czysty opis <a href=\"https:\/\/github.com\/symfony\/polyfill\" rel=\"nofollow\">Symfony Polyfill<\/a> ale co to oznacza? <\/p>\n<p>Ze wzgl\u0119du na szybki rozw\u00f3j <strong>J\u0119zyk PHP<\/strong> i niestandardowe oprogramowanie dostawc\u00f3w us\u0142ug internetowych, wi\u0119kszo\u015b\u0107 deweloper\u00f3w stan\u0119\u0142a przed prostym wyborem:<\/p>\n<ul>\n<li>Jako <a href=\"https:\/\/thecodest.co\/pl\/blog\/hire-vue-js-developers\/\">deweloper<\/a>Tworz\u0119 aplikacje w starszej wersji <strong>PHP<\/strong> i nie mo\u017ce korzysta\u0107 z najnowszych funkcji j\u0119zyka, lub<\/li>\n<li>Jako programista tworz\u0119 nowoczesn\u0105 aplikacj\u0119 przy u\u017cyciu najnowszej wersji <strong>PHP<\/strong>.<\/li>\n<\/ul>\n<p>Musieli jednak zachowa\u0107 kompatybilno\u015b\u0107 z innymi narz\u0119dziami i us\u0142ugami ju\u017c u\u017cywanymi zar\u00f3wno na <a href=\"https:\/\/thecodest.co\/pl\/dictionary\/what-is-code-refactoring\/\">kod<\/a> i po stronie infrastruktury - prawie zawsze przy u\u017cyciu starszych wersji <strong>PHP<\/strong>Czy musz\u0119 wspomina\u0107, drogi czytelniku, o tak zwanym \"czynniku zabawy\" tych dw\u00f3ch rozwi\u0105za\u0144?<\/p>\n<p>Aby u\u0142atwi\u0107 prac\u0119 deweloperom, spo\u0142eczno\u015b\u0107 Open Source w 2015 roku stworzy\u0142a <a href=\"https:\/\/github.com\/symfony\/polyfill\/tree\/v1.0.0\" rel=\"nofollow\">pierwsza stabilna wersja Polyfill oznaczona numerem 1.0<\/a>. \u017bycie programist\u00f3w sta\u0142o si\u0119 \u0142atwiejsze i mo\u017cna powiedzie\u0107, \u017ce Symfony Polyfill rozwi\u0105za\u0142 wiele problem\u00f3w, takich jak przeno\u015bno\u015b\u0107 kodu mi\u0119dzy r\u00f3\u017cnymi platformami, <strong>Wersja PHP<\/strong> r\u00f3\u017cnice i znacznie u\u0142atwi\u0142y refaktoryzacj\u0119 aplikacji i zmniejszenie d\u0142ugu technologicznego.<\/p>\n<p>Niestety, nie wszystkie problemy mo\u017cna rozwi\u0105za\u0107 za pomoc\u0105 jednego narz\u0119dzia.<\/p>\n<h2>Problemy zwi\u0105zane z utrzymywaniem wielu wersji \u015brodowiska<\/h2>\n<p>Dla z\u0142o\u017conych <strong>Projekty IT<\/strong>Utrzymywanie r\u00f3\u017cnych wersji \u015brodowisk dla r\u00f3\u017cnych klient\u00f3w\/oddzia\u0142\u00f3w\/dzia\u0142\u00f3w jest powszechn\u0105 procedur\u0105. Powoduje to konieczno\u015b\u0107 rozwijania wielu r\u00f3\u017cnych ga\u0142\u0119zi aplikacji w tym samym czasie, cz\u0119sto o r\u00f3\u017cnych wymaganiach funkcjonalnych i z w\u0142asn\u0105 trakcj\u0105. Wielokrotnie spotyka\u0142em si\u0119 z problemem utrzymywania tej samej aplikacji dla r\u00f3\u017cnych klient\u00f3w na r\u00f3\u017cnych \u015brodowiskach PHP5 \/ PHP7 i mnogo\u015b\u0107 problem\u00f3w zwi\u0105zanych z niekompatybilno\u015bci\u0105 bibliotek lub ich zale\u017cno\u015bci dla r\u00f3\u017cnych wersji jest po prostu nie do rozwi\u0105zania przy u\u017cyciu jedynie <strong>Symfony Polyfill<\/strong>.<\/p>\n<h2>Luka w umiej\u0119tno\u015bciach mi\u0119dzy cz\u0142onkami zespo\u0142u programist\u00f3w<\/h2>\n<p>Ze wzgl\u0119du na szybki rozw\u00f3j funkcji wbudowanych w <strong>PHP<\/strong>Wielu deweloper\u00f3w nie nad\u0105\u017ca za tempem zmian. Wiele funkcji oferowanych w wy\u017cszych wersjach <strong>PHP<\/strong> s\u0105 \u0142atwe do osi\u0105gni\u0119cia za pomoc\u0105 zewn\u0119trznych bibliotek lub deweloperzy po prostu nie potrzebowali nowych funkcji, takich jak <a href=\"https:\/\/www.php.net\/manual\/en\/language.fibers.php\" rel=\"nofollow\">W\u0142\u00f3kna PHP<\/a>. Podczas wybierania <a href=\"https:\/\/thecodest.co\/pl\/blog\/how-to-hire-the-best-outsourced-development-team-for-a-scaleup\/\">zesp\u00f3\u0142<\/a> Dobrym pomys\u0142em jest upewnienie si\u0119, \u017ce umiej\u0119tno\u015bci s\u0105 dopasowane lub \u017ce proces dostarczania kodu jest bardziej sp\u00f3jny dzi\u0119ki narz\u0119dziom do analizy statycznej i wczesnemu wykrywaniu b\u0142\u0119d\u00f3w regresji wersji.<\/p>\n<h2>Niech\u0119\u0107 do zmian<\/h2>\n<p><img decoding=\"async\" src=\"\/app\/uploads\/2024\/05\/168078028-edd8afe9-04aa-4250-983b-7bdf115bc459.png\" alt=\"obraz\" \/><\/p>\n<p>Przyj\u0119cie nowych funkcji j\u0119zykowych jest nadal do\u015b\u0107 niskie i <strong>PHP<\/strong> Udzia\u0142 5 powy\u017cej 24% wyra\u017anie pokazuje, \u017ce <strong><em>Jedna czwarta projekt\u00f3w PHP korzysta z wersji ni\u017cszych ni\u017c 7.x<\/em><\/strong>kt\u00f3rego wsparcie bezpiecze\u0144stwa zako\u0144czy si\u0119 6 grudnia 2022 roku. Oznacza to, \u017ce w momencie pisania tego postu ponad 25% opartych na PHP <a href=\"https:\/\/thecodest.co\/pl\/blog\/find-your-ideal-stack-for-web-development\/\">Sie\u0107<\/a> projekt\u00f3w b\u0119dzie potencjalnie podatnych na wszystkie nowe luki w zabezpieczeniach do ko\u0144ca roku. \"Je\u015bli to dzia\u0142a, dlaczego mieliby\u015bmy si\u0119 tym przejmowa\u0107\"?<\/p>\n<h2>Wnioski<\/h2>\n<p>Powinni\u015bmy jak najszybciej dostosowywa\u0107 si\u0119 do zmian j\u0119zykowych i korzysta\u0107 z najnowszych rozwi\u0105za\u0144. Podczas ewentualnej migracji projektu Legacy warto uwzgl\u0119dni\u0107 <strong>Symfony Polyfill<\/strong> jako pomocnika i wykorzystuj\u0105c techniki takie jak Strangler Pattern i modn\u0105 obecnie metodologi\u0119 BDD, kt\u00f3ra jest bajecznie \u0142atwa do zastosowania w <strong>Framework Symfony<\/strong>. Czy naprawd\u0119 jeste\u015bmy zmuszeni u\u017cywa\u0107 <strong>Symfony Polyfill<\/strong>?<\/p>\n<p><a href=\"https:\/\/calendly.com\/the-codest-php\/thecodest-php-tech-consultation\"><img decoding=\"async\" src=\"\/app\/uploads\/2024\/05\/php_development.png\" alt=\"Bezp\u0142atne doradztwo w zakresie rozwoju PHP\" \/><\/a><\/p>\n<p><strong>Czytaj wi\u0119cej:<\/strong><\/p>\n<p><a href=\"https:\/\/thecodest.co\/blog\/php-development-5-things-you-ought-to-know\">PHP Development: 5 rzeczy, kt\u00f3re powiniene\u015b wiedzie\u0107<\/a><\/p>\n<p><a href=\"https:\/\/thecodest.co\/blog\/7-startups-that-will-shake-the-marketplace-scene-in-2022\/\">7 startup\u00f3w i scaleup\u00f3w, kt\u00f3re wstrz\u0105sn\u0105 scen\u0105 rynkow\u0105 w 2022 roku<\/a><\/p>\n<p><a href=\"https:\/\/thecodest.co\/blog\/php-development-symfony-console-component-tips-tricks\">PHP Development. Komponent konsoli Symfony - porady i wskaz\u00f3wki<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>W poni\u017cszym artykule wyja\u015bnimy, jak dzia\u0142a Symfony Polyfill i jak odnosi si\u0119 do projekt\u00f3w Symfony. Zag\u0142\u0119bimy si\u0119 r\u00f3wnie\u017c w ide\u0119, kt\u00f3r\u0105 ta biblioteka pr\u00f3buje rozwi\u0105za\u0107.<\/p>","protected":false},"author":2,"featured_media":3884,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"categories":[8],"tags":[],"class_list":["post-3883","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-software-development"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.3 (Yoast SEO v27.3) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Why do we need Symfony Polyfill (... and why we shouldn&#039;t) - The Codest<\/title>\n<meta name=\"description\" content=\"In the following article, we explain how Symfony Polyfill works and how it relates to Symfony projects. 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