{"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\/it\/blog\/news\/vypusk-vstraivaemogo-javascript-dvizhka-duktape-2-4-0","title":{"rendered":"Rilascio del motore JavaScript integrato Duktape 2.4.0","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p><noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/svaarala\/duktape\/releases\/tag\/v2.4.0\">Pubblicato<\/a><\/noindex> rilascio del motore JavaScript <noindex><a rel=\"nofollow\" href=\"https:\/\/duktape.org\/\">Duktape 2.4.0<\/a><\/noindex>, progettato per l'integrazione nel codice sorgente di progetti in C\/C++. Il motore si distingue per le sue dimensioni compatte, alta portabilit\u00e0 e basso consumo di risorse. I file sorgente del motore sono scritti in C e <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/svaarala\/duktape\">sono distribuiti<\/a><\/noindex> sotto licenza MIT. <\/p>\n<p>Il codice di Duktape occupa circa 160 kB e consuma solo 70 kB di RAM, e in modalit\u00e0 a basso consumo di memoria 27 kB di RAM. Per integrare Duktape nel codice in C\/C++ <noindex><a rel=\"nofollow\" href=\"http:\/\/duktape.org\/guide.html#gettingstarted\">ha bisogno di<\/a><\/noindex> aggiungere al progetto i file duktape.c e duktape.h, e usare <noindex><a rel=\"nofollow\" href=\"http:\/\/duktape.org\/api.html\">l'API di Duktape<\/a><\/noindex> per chiamare funzioni JavaScript dal codice in C\/C++ o viceversa. Per liberare oggetti non utilizzati dalla memoria viene utilizzato un garbage collector con finalizzatore, basato su una combinazione di <noindex><a rel=\"nofollow\" href=\"https:\/\/ru.wikipedia.org\/wiki\/%D0%A1%D0%B1%D0%BE%D1%80%D0%BA%D0%B0_%D0%BC%D1%83%D1%81%D0%BE%D1%80%D0%B0#.D0.94.D0.BE.D1.81.D1.82.D0.B8.D0.B6.D0.B8.D0.BC.D0.BE.D1.81.D1.82.D1.8C_.D0.BE.D0.B1.D1.8A.D0.B5.D0.BA.D1.82.D0.B0\">algoritmo<\/a><\/noindex> di conteggio dei riferimenti con un algoritmo di marcaggio (Mark and Sweep). Il motore \u00e8 utilizzato per elaborare JavaScript nel browser <noindex><a rel=\"nofollow\" href=\"https:\/\/www.netsurf-browser.org\/\">NetSurf<\/a><\/noindex>.<\/p>\n<p>Assicura la piena compatibilit\u00e0 con le specifiche Ecmascript 5.1 e parziale <noindex><a rel=\"nofollow\" href=\"http:\/\/wiki.duktape.org\/PostEs5Features.html\">highlightsFromPoint()<\/a><\/noindex> Ecmascript 2015 e 2016 (E6 ed E7), inclusa la supporto per l'oggetto Proxy per la virtualizzazione delle propriet\u00e0, array tipizzati, ArrayBuffer, Node.js Buffer, Encoding API, oggetto Symbol e altro. Include un debugger integrato, un motore per l'esecuzione di espressioni regolari e un sottosistema per il supporto Unicode. Vengono inoltre forniti estensioni specifiche, come il supporto per coroutine, un framework integrato per la registrazione, un meccanismo di caricamento dei moduli basato su CommonJS e un sistema di caching del bytecode che permette di salvare e caricare funzioni compilate.<\/p>\n<p>Nel nuovo rilascio <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/svaarala\/duktape\/blob\/master\/RELEASES.rst#240-2019-07-28\">sono state implementate<\/a><\/noindex> nuove chiamate duk_to_stacktrace() e duk_safe_to_stacktrace() per ottenere le tracce dello stack, duk_push_bare_array() per aggiungere istanze indipendenti di array. Sono state tradotte in pubblico le funzioni duk_require_constructable() e duk_require_constructor_call(). Migliorata la compatibilit\u00e0 con la specifica ES2017. Ottimizzato il lavoro con array e oggetti. Nell'interfaccia CLI di duk \u00e8 stata aggiunta l'opzione &#171;&#8212;no-auto-complete&#187; per disabilitare il completamento automatico dell'input.<\/p>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>Fonte: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=51220\">opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\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 [&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-36812","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 name=\"description\" content=\"\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0432\u044b\u043f\u0443\u0441\u043a 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