{"id":55548,"date":"2020-01-23T00:00:00","date_gmt":"2020-01-22T21:00:00","guid":{"rendered":"https:\/\/prohoster.info\/blog\/blog_prohoster\/novaya-versiya-vstraivaemogo-javascript-dvizhka-ot-osnovatelya-qemu-i-ffmpeg"},"modified":"2020-02-18T14:03:40","modified_gmt":"2020-02-18T11:03:40","slug":"novaya-versiya-vstraivaemogo-javascript-dvizhka-ot-osnovatelya-qemu-i-ffmpeg","status":"publish","type":"post","link":"https:\/\/prohoster.info\/pl\/blog\/news\/novaya-versiya-vstraivaemogo-javascript-dvizhka-ot-osnovatelya-qemu-i-ffmpeg","title":{"rendered":"Nowa wersja wbudowanego silnika JavaScript od tw\u00f3rcy QEMU i FFmpeg","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Francuski matematyk Fabrice Bellard, kt\u00f3ry za\u0142o\u017cy\u0142 projekty QEMU i FFmpeg, opublikowa\u0142 aktualizacj\u0119 swojego kompaktowego, wbudowanego silnika JavaScript. <noindex><a rel=\"nofollow\" href=\"https:\/\/bellard.org\/quickjs\/\">QuickJS<\/a><\/noindex>Silnik obs\u0142uguje specyfikacj\u0119 ES2019 oraz dodatkowe rozszerzenia matematyczne, takie jak typy BigInt i BigFloat. Pod wzgl\u0119dem wydajno\u015bci QuickJS znacz\u0105co  <noindex><a rel=\"nofollow\" href=\"https:\/\/bellard.org\/quickjs\/bench.html\">istniej\u0105ce analogi, na przyk\u0142ad w te\u015bcie<\/a><\/noindex> przewy\u017csza istniej\u0105ce odpowiedniki (<noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/Moddable-OpenSource\/moddable\">o 35%,<\/a><\/noindex> DukTape <noindex><a rel=\"nofollow\" href=\"https:\/\/duktape.org\/\">ponad dwa razy,<\/a><\/noindex> JerryScript <noindex><a rel=\"nofollow\" href=\"http:\/\/jerryscript.net\/\">trzy razy, a<\/a><\/noindex> MuJS <noindex><a rel=\"nofollow\" href=\"https:\/\/mujs.com\/\">siedem razy.<\/a><\/noindex> siedmiokrotnie). Projekt oferuje bibliotek\u0119 do osadzania silnika, interpreter qjs do uruchamiania kodu JavaScript z linii polece\u0144 oraz kompilator qjsc do generowania samodzielnych plik\u00f3w wykonywalnych. Kod napisano w C i <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/horhof\/quickjs\">rozpowszechniany<\/a><\/noindex> licencjonowany jest na podstawie licencji MIT. Wi\u0119cej o projekcie mo\u017cna przeczyta\u0107 w tek\u015bcie <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=51079\">zapowiedzi pierwszej wersji.<\/a><\/noindex>.<\/p>\n<p>W nowej wersji dodano eksperymentalne wsparcie dla typu <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/littledan\/proposal-bigdecimal\">BigDecimal,<\/a><\/noindex>pozwalaj\u0105cego na manipulacj\u0119 liczbami dziesi\u0119tnymi o dowolnej precyzji (troch\u0119 jak BigInt dla liczb w systemie dziesi\u0119tnym). Zaktualizowano implementacj\u0119 przeci\u0105\u017cania operator\u00f3w. Dodano <noindex><a rel=\"nofollow\" href=\"https:\/\/bellard.org\/quickjs\/pi.html\">przyk\u0142ady<\/a><\/noindex> programy do efektywnego obliczania liczby Pi z dok\u0142adno\u015bci\u0105 do miliarda cyfr po przecinku (jako matematyk, Fabrice Bellard jest znany jako tw\u00f3rca najszybszego wzoru obliczania liczby Pi).<\/p>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>\u0179r\u00f3d\u0142o: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=52224\">opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0424\u0440\u0430\u043d\u0446\u0443\u0437\u0441\u043a\u0438\u0439 \u043c\u0430\u0442\u0435\u043c\u0430\u0442\u0438\u043a \u0424\u0430\u0431\u0440\u0438\u0441 \u0411\u0435\u043b\u043b\u0430\u0440 (Fabrice Bellard), \u043e\u0441\u043d\u043e\u0432\u0430\u0432\u0448\u0438\u0439 \u0432 \u0441\u0432\u043e\u0451 \u0432\u0440\u0435\u043c\u044f \u043f\u0440\u043e\u0435\u043a\u0442\u044b QEMU \u0438 FFmpeg, \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043b \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u0435 \u0440\u0430\u0437\u0432\u0438\u0432\u0430\u0435\u043c\u043e\u0433\u043e \u0438\u043c \u043a\u043e\u043c\u043f\u0430\u043a\u0442\u043d\u043e\u0433\u043e \u0432\u0441\u0442\u0440\u0430\u0438\u0432\u0430\u0435\u043c\u043e\u0433\u043e JavaScript-\u0434\u0432\u0438\u0436\u043a\u0430 QuickJS. \u0414\u0432\u0438\u0436\u043e\u043a \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u0438\u0432\u0430\u0435\u0442 \u0441\u043f\u0435\u0446\u0438\u0444\u0438\u043a\u0430\u0446\u0438\u044e ES2019 \u0438 \u0434\u043e\u043f\u043e\u043b\u043d\u0438\u0442\u0435\u043b\u044c\u043d\u044b\u0435 \u043c\u0430\u0442\u0435\u043c\u0430\u0442\u0438\u0447\u0435\u0441\u043a\u0438\u0435 \u0440\u0430\u0441\u0448\u0438\u0440\u0435\u043d\u0438\u044f, \u0442\u0430\u043a\u0438\u0435 \u043a\u0430\u043a \u0442\u0438\u043f\u044b BigInt \u0438 BigFloat. \u041f\u043e \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0435\u043b\u044c\u043d\u043e\u0441\u0442\u0438 QuickJS \u0437\u0430\u043c\u0435\u0442\u043d\u043e \u043f\u0440\u0435\u0432\u043e\u0441\u0445\u043e\u0434\u0438\u0442 \u0438\u043c\u0435\u044e\u0449\u0438\u0435\u0441\u044f \u0430\u043d\u0430\u043b\u043e\u0433\u0438 (XS \u043d\u0430 35%, DukTape \u0431\u043e\u043b\u0435\u0435 \u0447\u0435\u043c \u0432 \u0434\u0432\u0430 \u0440\u0430\u0437\u0430, JerryScript \u0432 \u0442\u0440\u0438 [&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-55548","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.1.1 - aioseo.com -->\n\t<meta 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