{"id":89848,"date":"2020-07-26T19:42:13","date_gmt":"2020-07-26T17:42:13","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/v-chrome-dobavlena-podderzhka-otlozhennoj-zagruzki-iframe-blokov"},"modified":"2020-07-26T19:42:13","modified_gmt":"2020-07-26T17:42:13","slug":"v-chrome-dobavlena-podderzhka-otlozhennoj-zagruzki-iframe-blokov","status":"publish","type":"post","link":"https:\/\/prohoster.info\/pl\/blog\/news\/v-chrome-dobavlena-podderzhka-otlozhennoj-zagruzki-iframe-blokov","title":{"rendered":"W Chrome dodano wsparcie dla op\u00f3\u017anionego \u0142adowania blok\u00f3w iframe","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Programi\u015bci przegl\u0105darki Chrome <noindex><a rel=\"nofollow\" href=\"https:\/\/web.dev\/iframe-lazy-loading\/\">donie\u015bli<\/a><\/noindex> o rozszerzeniu mo\u017cliwo\u015bci dla op\u00f3\u017anionego \u0142adowania element\u00f3w stron internetowych, kt\u00f3re pozwalaj\u0105 na nie\u0142adowanie tre\u015bci znajduj\u0105cych si\u0119 poza widocznym obszarem, a\u017c do momentu, gdy u\u017cytkownik przewinie stron\u0119 w miejsce bezpo\u015brednio przed danym elementem. Wcze\u015bniej w Chrome 76 i Firefox 75 ta funkcja zosta\u0142a ju\u017c wprowadzona dla obraz\u00f3w. Teraz programi\u015bci Chrome zrobili kolejny krok i dodali mo\u017cliwo\u015b\u0107 op\u00f3\u017anionego \u0142adowania blok\u00f3w iframe.<\/p>\n<p>Aby zarz\u0105dza\u0107 odroczonym \u0142adowaniem stron, do tagu  dodano atrybut , kt\u00f3ry mo\u017ce przyjmowa\u0107 warto\u015b\u0107  (odroczenie \u0142adowania),  (\u0142adowanie od razu) oraz  (odroczenie \u0142adowania wed\u0142ug uznania przegl\u0105darki, gdy w\u0142\u0105czony jest tryb <noindex><a rel=\"nofollow\" href=\"https:\/\/blog.chromium.org\/2019\/04\/data-saver-is-now-lite-mode.html\">Lite<\/a><\/noindex>). Zak\u0142ada si\u0119, \u017ce op\u00f3\u017anione \u0142adowanie pozwoli na zmniejszenie zu\u017cycia pami\u0119ci, obni\u017cenie ruchu i zwi\u0119kszenie pr\u0119dko\u015bci pocz\u0105tkowego \u0142adowania stron. Na przyk\u0142ad przy w\u0142\u0105czeniu nowego trybu blokady z reklamami oraz widgetami Twittera, Facebooka i YouTube'a, kt\u00f3re s\u0105 niewidoczne dla u\u017cytkownika, przestan\u0105 by\u0107 \u0142adowane, dop\u00f3ki u\u017cytkownik nie przewinie strony w kierunku tych blok\u00f3w. <\/p>\n<p> <center><noindex><a rel=\"nofollow\" href=\"https:\/\/webdev.imgix.net\/iframe-lazy-loading\/iframe-lazyloading.png\"><img decoding=\"async\" alt=\"W Chrome dodano wsparcie dla op\u00f3\u017anionego \u0142adowania blok\u00f3w iframe\" src=\"\/wp-content\/uploads\/2020\/07\/455b9a18794d16782578f36a5be4025b.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/a><\/noindex><\/center><\/p>\n<p>Wed\u0142ug szacunk\u00f3w programist\u00f3w op\u00f3\u017anione \u0142adowanie pozwoli zaoszcz\u0119dzi\u0107 \u015brednio 2-3% ruchu, zmniejszy\u0107 liczb\u0119 <noindex><a rel=\"nofollow\" href=\"https:\/\/web.dev\/fcp\/\">pocz\u0105tkowych render\u00f3w<\/a><\/noindex> o 1-2% oraz zmniejszy <noindex><a rel=\"nofollow\" href=\"https:\/\/web.dev\/fid\/\">op\u00f3\u017anienie przed dost\u0119pno\u015bci\u0105 wej\u015bcia<\/a><\/noindex> o 2%. Dla konkretnych stron zmiany s\u0105 bardziej zauwa\u017calne. Na przyk\u0142ad, w\u0142\u0105czenie odroczonego \u0142adowania bloku YouTube spowoduje zmniejszenie \u0142adowanych danych o oko\u0142o 500KB, Instagram \u2014 o 100KB, Spotify \u2014 o 500KB, Facebook \u2014 o 400KB. W szczeg\u00f3lno\u015bci zastosowanie odroczonego \u0142adowania blok\u00f3w YouTube na stronie Chrome.com pozwoli\u0142o na zmniejszenie czasu oczekiwania na dost\u0119pno\u015b\u0107 stron o 10 sekund na urz\u0105dzeniach mobilnych oraz zmniejszenie pocz\u0105tkowego rozmiaru \u0142adowanego kodu JavaScript o 511KB. <\/p>\n<p><center><noindex><a rel=\"nofollow\" href=\"https:\/\/webdev.imgix.net\/iframe-lazy-loading\/iframe-chromecom.png\"><img decoding=\"async\" alt=\"W Chrome dodano wsparcie dla op\u00f3\u017anionego \u0142adowania blok\u00f3w iframe\" src=\"\/wp-content\/uploads\/2020\/07\/2a998ba8e0e6c66a452cd5f7574473cb.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/a><\/noindex><\/center><\/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=53432\">opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0420\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u0438 \u0431\u0440\u0430\u0443\u0437\u0435\u0440\u0430 Chrome \u0441\u043e\u043e\u0431\u0449\u0438\u043b\u0438 \u043e \u0440\u0430\u0441\u0448\u0438\u0440\u0435\u043d\u0438\u0438 \u0441\u0440\u0435\u0434\u0441\u0442\u0432 \u0434\u043b\u044f \u043e\u0442\u043b\u043e\u0436\u0435\u043d\u043d\u043e\u0439 \u0437\u0430\u0433\u0440\u0443\u0437\u043a\u0438 \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u043e\u0432 web-\u0441\u0442\u0440\u0430\u043d\u0438\u0446, \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0438\u0445 \u043d\u0435 \u0437\u0430\u0433\u0440\u0443\u0436\u0430\u0442\u044c \u0441\u043e\u0434\u0435\u0440\u0436\u0438\u043c\u043e\u0435, \u043d\u0430\u0445\u043e\u0434\u044f\u0449\u0438\u0435\u0441\u044f \u0432\u043d\u0435 \u0432\u0438\u0434\u0438\u043c\u043e\u0439 \u043e\u0431\u043b\u0430\u0441\u0442\u0438, \u0434\u043e \u0442\u0435\u0445 \u043f\u043e\u0440, \u043f\u043e\u043a\u0430 \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u044c \u043d\u0435 \u043f\u0440\u043e\u043a\u0440\u0443\u0442\u0438\u0442 \u0441\u0442\u0440\u0430\u043d\u0438\u0446\u0443 \u0432 \u043c\u0435\u0441\u0442\u043e, \u043d\u0435\u043f\u043e\u0441\u0440\u0435\u0434\u0441\u0442\u0432\u0435\u043d\u043d\u043e \u043f\u0440\u0435\u0434\u0448\u0435\u0441\u0442\u0432\u0443\u044e\u0449\u0435\u0435 \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u0443. \u0420\u0430\u043d\u0435\u0435 \u0432 Chrome 76 \u0438 Firefox 75 \u0434\u0430\u043d\u043d\u044b\u0439 \u0440\u0435\u0436\u0438\u043c \u0443\u0436\u0435 \u0431\u044b\u043b \u0440\u0435\u0430\u043b\u0438\u0437\u043e\u0432\u0430\u043d \u0434\u043b\u044f \u0438\u0437\u043e\u0431\u0440\u0430\u0436\u0435\u043d\u0438\u0439. \u0422\u0435\u043f\u0435\u0440\u044c \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u0438 Chrome \u0441\u0434\u0435\u043b\u0430\u043b\u0438 \u0435\u0449\u0451 \u043e\u0434\u0438\u043d \u0448\u0430\u0433 \u0438 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":89849,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-89848","post","type-post","status-publish","format-standard","has-post-thumbnail","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=\"\u0420\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u0438 \u0431\u0440\u0430\u0443\u0437\u0435\u0440\u0430 Chrome \u0441\u043e\u043e\u0431\u0449\u0438\u043b\u0438 \u043e \u0440\u0430\u0441\u0448\u0438\u0440\u0435\u043d\u0438\u0438 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