{"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\/novosti-interneta\/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 essere integrato nella base di codice di progetti in linguaggio C\/C++. Il motore si distingue per le sue dimensioni compatte, alta portabilit\u00e0 e basso consumo di risorse. Il codice sorgente del motore \u00e8 scritto in C e <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/svaarala\/duktape\">sono distribuite<\/a><\/noindex> sotto licenza MIT. <\/p>\n<p>Il codice di Duktape occupa circa 160 kB e consuma solo 70kB di RAM, mentre in modalit\u00e0 a basso consumo di memoria utilizza 27kB di RAM. Per integrare Duktape nel codice in C\/C++ <noindex><a rel=\"nofollow\" href=\"http:\/\/duktape.org\/guide.html#gettingstarted\">basta<\/a><\/noindex> \u00e8 necessario aggiungere al progetto i file duktape.c e duktape.h, e utilizzare <noindex><a rel=\"nofollow\" href=\"http:\/\/duktape.org\/api.html\">Duktape API<\/a><\/noindex> per chiamare funzioni JavaScript dal codice in C\/C++ o viceversa. Per liberare gli 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> conta riferimenti con un algoritmo di marcatura (Mark and Sweep). Il motore \u00e8 utilizzato per l'elaborazione di JavaScript nel browser <noindex><a rel=\"nofollow\" href=\"https:\/\/www.netsurf-browser.org\/\">NetSurf<\/a><\/noindex>.<\/p>\n<p>Consente piena compatibilit\u00e0 con le specifiche Ecmascript 5.1 e parziale <noindex><a rel=\"nofollow\" href=\"http:\/\/wiki.duktape.org\/PostEs5Features.html\">support<\/a><\/noindex> Ecmascript 2015 e 2016 (E6 e E7), inclusa la supporto per l'oggetto Proxy per la virtualizzazione delle propriet\u00e0, array tipizzati, ArrayBuffer, Node.js Buffer, Encoding API, oggetto Symbol, ecc. Include un debugger integrato, un motore per l'esecuzione di espressioni regolari e un sottosistema per il supporto di Unicode. Sono anche forniti estensioni specifiche, come il supporto per coroutine, un framework integrato per il logging, un meccanismo di caricamento dei moduli basato su CommonJS e un sistema di caching del bytecode che consente di salvare e caricare funzioni compilate.<\/p>\n<p>Nella nuova versione <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 a 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 rese pubbliche le funzioni duk_require_constructable() e duk_require_constructor_call(). Migliorata la compatibilit\u00e0 con la specifica ES2017. Ottimizzato il funzionamento 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-novosti-interneta"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.0.1 - 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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