{"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\/hu\/blog\/news\/v-chrome-dobavlena-podderzhka-otlozhennoj-zagruzki-iframe-blokov","title":{"rendered":"A Chrome-ban t\u00e1mogat\u00e1st kaptak az iframe blokkok el\u0151t\u00f6lt\u00e9s\u00e9hez.","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

A Chrome b\u00f6ng\u00e9sz\u0151 fejleszt\u0151i bejelentett\u00e9k<\/a><\/noindex> azoknak az eszk\u00f6z\u00f6knek a kiterjeszt\u00e9s\u00e9r\u0151l sz\u00f3lnak, amelyek lehet\u0151v\u00e9 teszik a weboldal elemeinek k\u00e9sleltetett bet\u00f6lt\u00e9s\u00e9t, \u00edgy a nem l\u00e1that\u00f3 tartalom nem t\u00f6lt\u0151dik be, am\u00edg a felhaszn\u00e1l\u00f3 nem g\u00f6rget a tartalom el\u00e9. Kor\u00e1bban a Chrome 76 \u00e9s a Firefox 75 m\u00e1r megval\u00f3s\u00edtotta ezt a m\u00f3dot a k\u00e9pek eset\u00e9ben. Most a Chrome fejleszt\u0151i egy \u00fajabb l\u00e9p\u00e9st tettek, \u00e9s hozz\u00e1adt\u00e1k a k\u00e9sleltetett iframe-blokkok bet\u00f6lt\u00e9s\u00e9nek lehet\u0151s\u00e9g\u00e9t.<\/p>\n

Az elemhez hozz\u00e1adott \"loading\" attrib\u00fatum lehet\u0151v\u00e9 szerkeszti a k\u00e9sleltetett bet\u00f6lt\u00e9st, amely a k\u00f6vetkez\u0151 \u00e9rt\u00e9keket vehet fel: \"lazy\" (k\u00e9slelteti a bet\u00f6lt\u00e9st), \"eager\" (azonnal bet\u00f6lti) \u00e9s \"auto\" (a b\u00f6ng\u00e9sz\u0151 d\u00f6nt\u00e9se szerint k\u00e9slelteti a bet\u00f6lt\u00e9st, ha a m\u00f3d enged\u00e9lyezve van. Lite<\/a><\/noindex>). Felt\u00e9telezhet\u0151, hogy a k\u00e9sleltetett bet\u00f6lt\u00e9s cs\u00f6kkenti a mem\u00f3riafogyaszt\u00e1st, cs\u00f6kkenti a forgalmat \u00e9s n\u00f6veli az oldalak kezdeti bet\u00f6lt\u00e9si sebess\u00e9g\u00e9t. P\u00e9ld\u00e1ul a \u00faj m\u00f3d enged\u00e9lyez\u00e9s\u00e9vel a hirdet\u00e9s- \u00e9s Twitter, Facebook \u00e9s YouTube widgetek blokkjai nem t\u00f6lt\u0151dnek be azonnal, ha a felhaszn\u00e1l\u00f3 nem g\u00f6rget a blokkok el\u0151tt. <\/p>\n

\"A<\/a><\/noindex><\/center><\/p>\n

A fejleszt\u0151k becsl\u00e9se szerint a k\u00e9sleltetett bet\u00f6lt\u00e9s \u00e1tlagosan 2-3% forgalmat takar\u00edt meg, cs\u00f6kkenti a kezdeti rajzol\u00e1sok<\/a><\/noindex> sz\u00e1m\u00e1t 1-2%-kal \u00e9s cs\u00f6kkenti a beviteli el\u00e9rhet\u0151s\u00e9g el\u0151tti k\u00e9sleltet\u00e9st<\/a><\/noindex> 2%-kal. Egyes webhelyek eset\u00e9ben a v\u00e1ltoz\u00e1sok sokkal szembet\u0171n\u0151bbek. P\u00e9ld\u00e1ul a k\u00e9sleltetett YouTube-blokk aktiv\u00e1l\u00e1sa k\u00f6r\u00fclbel\u00fcl 500KB-al cs\u00f6kkenti a let\u00f6lt\u00f6tt adatokat, az Instagram 100KB, a Spotify 500KB, a Facebook pedig 400KB megtakar\u00edt\u00e1st jelent. K\u00fcl\u00f6n\u00f6sen a YouTube-blokkok k\u00e9sleltetett bet\u00f6lt\u00e9se a Chrome.com webhelyen lehet\u0151v\u00e9 tette, hogy mobileszk\u00f6z\u00f6k\u00f6n ak\u00e1r 10 m\u00e1sodperccel cs\u00f6kkents\u00fck az oldal el\u00e9rhet\u0151s\u00e9g\u00e9nek v\u00e1rakoz\u00e1si idej\u00e9t, valamint 511KB-ra cs\u00f6kkents\u00fck az eredetileg bet\u00f6lt\u0151d\u0151 JavaScript k\u00f3d m\u00e9ret\u00e9t. <\/p>\n

\"A<\/a><\/noindex><\/center><\/p>\n

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

Forr\u00e1s: opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

\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 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