{"id":36812,"date":"2019-10-31T22:13:57","date_gmt":"2019-10-31T19:13:57","guid":{"rendered":"https:\/\/prohoster.info\/blog\/vypusk-vstraivaemogo-javascript-dvizhka-duktape-2-4-0\/"},"modified":"2019-10-31T22:13:57","modified_gmt":"2019-10-31T19:13:57","slug":"vypusk-vstraivaemogo-javascript-dvizhka-duktape-2-4-0","status":"publish","type":"post","link":"https:\/\/prohoster.info\/cs\/blog\/news\/vypusk-vstraivaemogo-javascript-dvizhka-duktape-2-4-0","title":{"rendered":"Vyd\u00e1n\u00ed embedded JavaScript motoru Duktape 2.4.0","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

Byl zve\u0159ejn\u011bn<\/a><\/noindex> vyd\u00e1n\u00ed JavaScript motoru Duktape 2.4.0<\/a><\/noindex>, ur\u010den\u00e9ho pro integraci do projekt\u016f v jazyce C\/C++. Tento motor se vyzna\u010duje kompaktn\u00ed velikost\u00ed, vysokou p\u0159enositelnost\u00ed a n\u00edzkou spot\u0159ebou zdroj\u016f. Zdrojov\u00e9 k\u00f3dy motoru jsou naps\u00e1ny v jazyce C a se distribuj\u00ed<\/a><\/noindex> je licencov\u00e1n pod MIT licenc\u00ed. <\/p>\n

k\u00f3d Duktape zab\u00edr\u00e1 p\u0159ibli\u017en\u011b 160 kB a spot\u0159ebov\u00e1v\u00e1 pouze 70 kB RAM, zat\u00edmco v re\u017eimu n\u00edzk\u00e9 spot\u0159eby pam\u011bti 27 kB RAM. Pro integraci Duktape do k\u00f3du v C\/C++ sta\u010d\u00ed<\/a><\/noindex> je nutn\u00e9 p\u0159idat do projektu soubory duktape.c a duktape.h a pou\u017e\u00edvat Duktape API<\/a><\/noindex> pro vol\u00e1n\u00ed funkc\u00ed v JavaScriptu z k\u00f3du v C\/C++ nebo naopak. Pro uvoln\u011bn\u00ed nepou\u017e\u00edvan\u00fdch objekt\u016f z pam\u011bti se pou\u017e\u00edv\u00e1 garbage collector s finaliz\u00e1torem, zalo\u017een\u00fd na kombinaci algoritmu<\/a><\/noindex> po\u010d\u00edt\u00e1n\u00ed referenc\u00ed s algoritmem zna\u010dkov\u00e1n\u00ed (Mark and Sweep). Motor se pou\u017e\u00edv\u00e1 pro zpracov\u00e1n\u00ed JavaScriptu v prohl\u00ed\u017ee\u010di NetSurf<\/a><\/noindex>.<\/p>\n

Zaji\u0161\u0165uje plnou kompatibilitu se specifikacemi Ecmascript 5.1 a \u010d\u00e1ste\u010dnou podpora<\/a><\/noindex> Ecmascript 2015 a 2016 (E6 a E7), v\u010detn\u011b podpory objektu Proxy pro virtualizaci vlastnost\u00ed, typovan\u00fdch pol\u00ed, ArrayBuffer, Node.js Buffer, Encoding API, objektu Symbol atd. Obsahuje vestav\u011bn\u00fd debugger, motor pro vykon\u00e1v\u00e1n\u00ed regul\u00e1rn\u00edch v\u00fdraz\u016f a subsyst\u00e9m pro podporu Unicode. Jsou tak\u00e9 poskytov\u00e1na specifick\u00e1 roz\u0161\u00ed\u0159en\u00ed, jako podpora kooperativn\u00edch funkc\u00ed, vestav\u011bn\u00fd framework pro logov\u00e1n\u00ed, mechanismus na\u010d\u00edt\u00e1n\u00ed modul\u016f zalo\u017een\u00fd na CommonJS, syst\u00e9m ukl\u00e1d\u00e1n\u00ed bajtk\u00f3du, kter\u00fd umo\u017e\u0148uje ukl\u00e1dat a na\u010d\u00edtat zkompilovan\u00e9 funkce.<\/p>\n

V nov\u00e9 verzi je realizov\u00e1n<\/a><\/noindex> nov\u00e9 funkce duk_to_stacktrace() a duk_safe_to_stacktrace() pro z\u00edsk\u00e1v\u00e1n\u00ed trasov\u00e1n\u00ed z\u00e1sobn\u00edku, duk_push_bare_array() pro p\u0159id\u00e1n\u00ed nez\u00e1visl\u00fdch instanc\u00ed pol\u00ed. Mezi ve\u0159ejn\u011b dostupn\u00e9 byly p\u0159evedeny funkce duk_require_constructable() a duk_require_constructor_call(). Zlep\u0161ena kompatibilita se specifikac\u00ed ES2017. Optimalizov\u00e1na pr\u00e1ce s poli a objekty. Do p\u0159\u00edkazov\u00e9ho rozhran\u00ed duk byla p\u0159id\u00e1na volba «—no-auto-complete» pro vypnut\u00ed automatick\u00e9ho dokon\u010dov\u00e1n\u00ed vstupu.<\/p>\n

<\/a><\/noindex><\/p>\n

Zdroj: opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0432\u044b\u043f\u0443\u0441\u043a JavaScript-\u0434\u0432\u0438\u0436\u043a\u0430 Duktape 2.4.0, \u043e\u0440\u0438\u0435\u043d\u0442\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u043e\u0433\u043e \u043d\u0430 \u0432\u0441\u0442\u0440\u0430\u0438\u0432\u0430\u043d\u0438\u0435 \u0432 \u043a\u043e\u0434\u043e\u0432\u0443\u044e \u0431\u0430\u0437\u0443 \u043f\u0440\u043e\u0435\u043a\u0442\u043e\u0432 \u043d\u0430 \u044f\u0437\u044b\u043a\u0435 C\/C++. \u0414\u0432\u0438\u0436\u043e\u043a \u043e\u0442\u043b\u0438\u0447\u0430\u0435\u0442\u0441\u044f \u043a\u043e\u043c\u043f\u0430\u043a\u0442\u043d\u044b\u043c \u0440\u0430\u0437\u043c\u0435\u0440\u043e\u043c, \u0432\u044b\u0441\u043e\u043a\u043e\u0439 \u043f\u0435\u0440\u0435\u043d\u043e\u0441\u0438\u043c\u043e\u0441\u0442\u044c\u044e \u0438 \u043d\u0438\u0437\u043a\u0438\u043c \u043f\u043e\u0442\u0440\u0435\u0431\u043b\u0435\u043d\u0438\u0435\u043c \u0440\u0435\u0441\u0443\u0440\u0441\u043e\u0432. \u0418\u0441\u0445\u043e\u0434\u043d\u044b\u0435 \u0442\u0435\u043a\u0441\u0442\u044b \u0434\u0432\u0438\u0436\u043a\u0430 \u043d\u0430\u043f\u0438\u0441\u0430\u043d\u044b \u043d\u0430 \u044f\u0437\u044b\u043a\u0435 \u0421\u0438 \u0438 \u0440\u0430\u0441\u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u044f\u044e\u0442\u0441\u044f \u043f\u043e\u0434 \u043b\u0438\u0446\u0435\u043d\u0437\u0438\u0435\u0439 MIT. \u041a\u043e\u0434 Duktape \u0437\u0430\u043d\u0438\u043c\u0430\u0435\u0442 \u043e\u043a\u043e\u043b\u043e 160 kB \u0438 \u043f\u043e\u0442\u0440\u0435\u0431\u043b\u044f\u0435\u0442 \u0432\u0441\u0435\u0433\u043e 70kB \u041e\u0417\u0423, \u0430 \u0432 \u0440\u0435\u0436\u0438\u043c\u0435 \u043d\u0438\u0437\u043a\u043e\u0433\u043e \u043f\u043e\u0442\u0440\u0435\u0431\u043b\u0435\u043d\u0438\u044f \u043f\u0430\u043c\u044f\u0442\u0438 27kB […]<\/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-36812","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\udd47Vyd\u00e1n\u00ed integrovan\u00e9ho JavaScript motoru Duktape 2.4.0 | ProHoster","description":"Bylo vyd\u00e1no vyd\u00e1n\u00ed JavaScript motoru Duktape.","canonical_url":"https:\/\/prohoster.info\/cs\/blog\/news\/vypusk-vstraivaemogo-javascript-dvizhka-duktape-2-4-0","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":null,"og:locale":"cs_CZ","og:site_name":"ProHoster | \u041a\u0443\u043f\u0438\u0442\u044c \u043d\u0430\u0434\u0435\u0436\u043d\u044b\u0439 \u0445\u043e\u0441\u0442\u0438\u043d\u0433 \u0434\u043b\u044f \u0441\u0430\u0439\u0442\u043e\u0432 \u0441 \u0437\u0430\u0449\u0438\u0442\u043e\u0439 \u043e\u0442 DDoS, VPS VDS \u0441\u0435\u0440\u0432\u0435\u0440\u044b","og:type":"article","og:title":"\ud83e\udd47\u0412\u044b\u043f\u0443\u0441\u043a \u0432\u0441\u0442\u0440\u0430\u0438\u0432\u0430\u0435\u043c\u043e\u0433\u043e JavaScript-\u0434\u0432\u0438\u0436\u043a\u0430 Duktape 2.4.0 | ProHoster","og:description":"\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0432\u044b\u043f\u0443\u0441\u043a JavaScript-\u0434\u0432\u0438\u0436\u043a\u0430 Duktape.","og:url":"https:\/\/prohoster.info\/cs\/blog\/news\/vypusk-vstraivaemogo-javascript-dvizhka-duktape-2-4-0","og:image":"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg","og:image:secure_url":"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg","og:image:width":350,"og:image:height":350,"article:published_time":"2019-10-31T19:13:57+00:00","article:modified_time":"2019-10-31T19:13:57+00:00","article:publisher":"https:\/\/www.facebook.com\/prohoster","article:author":"https:\/\/www.facebook.com\/prohoster"},"aioseo_meta_data":{"post_id":"36812","title":null,"description":null,"keywords":null,"keyphrases":null,"primary_term":null,"canonical_url":null,"og_title":null,"og_description":null,"og_object_type":"default","og_image_type":"default","og_image_url":null,"og_image_width":null,"og_image_height":null,"og_image_custom_url":null,"og_image_custom_fields":null,"og_video":null,"og_custom_url":null,"og_article_section":null,"og_article_tags":null,"twitter_use_og":false,"twitter_card":"default","twitter_image_type":"default","twitter_image_url":null,"twitter_image_custom_url":null,"twitter_image_custom_fields":null,"twitter_title":null,"twitter_description":null,"schema":{"blockGraphs":[],"customGraphs":[],"default":{"data":{"Article":[],"Course":[],"Dataset":[],"FAQPage":[],"Movie":[],"Person":[],"Product":[],"ProductReview":[],"Car":[],"Recipe":[],"Service":[],"SoftwareApplication":[],"WebPage":[]},"graphName":"","isEnabled":true},"graphs":[]},"schema_type":null,"schema_type_options":null,"pillar_content":false,"robots_default":true,"robots_noindex":false,"robots_noarchive":false,"robots_nosnippet":false,"robots_nofollow":false,"robots_noimageindex":false,"robots_noodp":false,"robots_notranslate":false,"robots_max_snippet":null,"robots_max_videopreview":null,"robots_max_imagepreview":"large","priority":null,"frequency":null,"local_seo":null,"seo_analyzer_scan_date":"2026-01-22 04:56:19","breadcrumb_settings":null,"limit_modified_date":false,"reviewed_by":null,"ai":null,"created":"2021-03-01 01:38:24","updated":"2026-01-22 04:56:19","focus_keyword":null,"additional_keywords":null,"truseo_locale":null},"gt_translate_keys":[{"key":"link","format":"url"}],"_links":{"self":[{"href":"https:\/\/prohoster.info\/cs\/wp-json\/wp\/v2\/posts\/36812","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/prohoster.info\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/prohoster.info\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/prohoster.info\/cs\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/prohoster.info\/cs\/wp-json\/wp\/v2\/comments?post=36812"}],"version-history":[{"count":0,"href":"https:\/\/prohoster.info\/cs\/wp-json\/wp\/v2\/posts\/36812\/revisions"}],"wp:attachment":[{"href":"https:\/\/prohoster.info\/cs\/wp-json\/wp\/v2\/media?parent=36812"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/prohoster.info\/cs\/wp-json\/wp\/v2\/categories?post=36812"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/prohoster.info\/cs\/wp-json\/wp\/v2\/tags?post=36812"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}