{"id":98655,"date":"2020-11-29T02:42:44","date_gmt":"2020-11-29T00:42:44","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/php-8-0-0"},"modified":"2020-11-29T02:42:44","modified_gmt":"2020-11-29T00:42:44","slug":"php-8-0-0","status":"publish","type":"post","link":"https:\/\/prohoster.info\/fr\/blog\/news\/php-8-0-0","title":{"rendered":"PHP 8.0.0","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>L'\u00e9quipe de d\u00e9veloppement de PHP a annonc\u00e9 la sortie d'une nouvelle version du langage \u2014 PHP 8.0.0.<\/p>\n<p>Am\u00e9liorations et nouvelles fonctionnalit\u00e9s :<\/p>\n<ul>\n<li>\n<p>Types d'union. Au lieu des annotations PHPDoc pour la combinaison de types, vous pouvez utiliser des d\u00e9clarations de type union natives qui sont v\u00e9rifi\u00e9es \u00e0 l'ex\u00e9cution.<\/p>\n<\/li>\n<li>\n<p>Arguments nomm\u00e9s. Au lieu des annotations PHPDoc, vous pouvez maintenant utiliser des m\u00e9tadonn\u00e9es structur\u00e9es avec la syntaxe PHP native.<\/p>\n<\/li>\n<li>\n<p>Op\u00e9rateur nullsafe. Au lieu de v\u00e9rifier les valeurs nulles, vous pouvez maintenant utiliser une cha\u00eene d'appels avec le nouvel op\u00e9rateur nullsafe. Lorsque la v\u00e9rification d'un \u00e9l\u00e9ment de la cha\u00eene \u00e9choue, l'ex\u00e9cution de l'ensemble de la cha\u00eene est interrompue et se r\u00e9duit \u00e0 null.<\/p>\n<\/li>\n<li>\n<p>Compilation juste-\u00e0-temps. PHP 8 a introduit deux moteurs JIT. Le Tracing JIT, le plus prometteur des deux, montre une am\u00e9lioration des performances : trois fois mieux sur des tests synth\u00e9tiques et de 1,5 \u00e0 2 fois sur certaines applications sp\u00e9cifiques. Les performances typiques d'une application sont comparables \u00e0 celles de PHP 7.4.<\/p>\n<\/li>\n<\/ul>\n<p>Source : <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"http:\/\/www.linux.org.ru\/news\/development\/16026169\">linux.org.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041a\u043e\u043c\u0430\u043d\u0434\u0430 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u043e\u0432 PHP \u043e\u0431\u044a\u044f\u0432\u0438\u043b\u0430 \u043e \u0432\u044b\u043f\u0443\u0441\u043a\u0435 \u043d\u043e\u0432\u043e\u0439 \u0432\u0435\u0440\u0441\u0438\u0438 \u044f\u0437\u044b\u043a\u0430 \u2014 PHP 8.0.0. \u0423\u043b\u0443\u0447\u0448\u0435\u043d\u0438\u044f \u0438 \u043d\u043e\u0432\u044b\u0435 \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u0438: Union Types. \u0412\u043c\u0435\u0441\u0442\u043e \u0430\u043d\u043d\u043e\u0442\u0430\u0446\u0438\u0439 PHPDoc \u0434\u043b\u044f \u043a\u043e\u043c\u0431\u0438\u043d\u0430\u0446\u0438\u0438 \u0442\u0438\u043f\u043e\u0432 \u0432\u044b \u043c\u043e\u0436\u0435\u0442\u0435 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u044c \u043d\u0430\u0442\u0438\u0432\u043d\u044b\u0435 \u043e\u0431\u044a\u044f\u0432\u043b\u0435\u043d\u0438\u044f \u0442\u0438\u043f\u0430 union, \u043a\u043e\u0442\u043e\u0440\u044b\u0435 \u043f\u0440\u043e\u0432\u0435\u0440\u044f\u044e\u0442\u0441\u044f \u0432\u043e \u0432\u0440\u0435\u043c\u044f \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u044f. \u0418\u043c\u0435\u043d\u043e\u0432\u0430\u043d\u043d\u044b\u0435 \u0430\u0440\u0433\u0443\u043c\u0435\u043d\u0442\u044b. \u0412\u043c\u0435\u0441\u0442\u043e \u0430\u043d\u043d\u043e\u0442\u0430\u0446\u0438\u0439 PHPDoc \u0442\u0435\u043f\u0435\u0440\u044c \u043c\u043e\u0436\u043d\u043e \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u044c \u0441\u0442\u0440\u0443\u043a\u0442\u0443\u0440\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u044b\u0435 \u043c\u0435\u0442\u0430\u0434\u0430\u043d\u043d\u044b\u0435 \u0441 \u0440\u043e\u0434\u043d\u044b\u043c \u0441\u0438\u043d\u0442\u0430\u043a\u0441\u0438\u0441\u043e\u043c PHP. \u041e\u043f\u0435\u0440\u0430\u0442\u043e\u0440 nullsafe. \u0412\u043c\u0435\u0441\u0442\u043e \u043f\u0440\u043e\u0432\u0435\u0440\u043a\u0438 \u043d\u0430 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":0,"comment_status":"","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-98655","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.2 - 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