{"id":154084,"date":"2026-01-18T17:11:55","date_gmt":"2026-01-18T15:11:55","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-javascript-biblioteki-jquery-4-0-2"},"modified":"2026-01-18T17:11:55","modified_gmt":"2026-01-18T15:11:55","slug":"vypusk-javascript-biblioteki-jquery-4-0-2","status":"publish","type":"post","link":"https:\/\/prohoster.info\/no\/blog\/news\/vypusk-javascript-biblioteki-jquery-4-0-2","title":{"rendered":"Utgivelsen av JavaScript-biblioteket jQuery 4.0","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Etter nesten 10 \u00e5r siden publiseringen av versjon 3.0 og 20 \u00e5r etter prosjektets grunnleggelse, ble JavaScript-biblioteket jQuery 4.0 utgitt. If\u00f8lge W3Techs brukes det av 70,9 % av de 10 millioner mest bes\u00f8kte nettstedene p\u00e5 nettet. Koden til jQuery distribueres under MIT-lisensen.       <\/p>\n<p> Utgivelsen av jQuery 4.0 inneholder endringer som bryter bakoverkompatibiliteten, men if\u00f8lge utviklerne vil de fleste brukere kunne oppgradere til den nye versjonen med minimale endringer i koden sin. For \u00e5 forenkle migrasjonen kan en spesifikk plugin brukes. Brudd p\u00e5 bakoverkompatibiliteten er knyttet til fjerning av utdaterte kodebiter, fjerning av enkelte interne, udokumenterte parametere, opph\u00f8r av st\u00f8tte for noe overkomplisert atferd, og opph\u00f8r av st\u00f8tte for API-er som tidligere er erkl\u00e6rt utdaterte. Fjerning av utdaterte API-er og nettlesere har gjort det mulig \u00e5 redusere st\u00f8rrelsen p\u00e5 gzip-arkivet med biblioteket med 3 KB (slim-versjonen tar n\u00e5 19,5 KB, mens den fullstendige tar 27,5 KB).       <\/p>\n<p>Blant endringene:  <\/p>\n<ul>\n<li class=\"l\"> St\u00f8tten for nettleseren IE 10 og eldre versjoner er avsluttet (st\u00f8tten for IE 11 er fortsatt tilgjengelig, men vil bli fjernet i jQuery 5.0), samt andre eldre nettlesere som Edge Legacy, Android Browser og Firefox inntil versjon 115.\n<li class=\"l\"> Innebygd st\u00f8tte for API Trusted Types, utviklet for \u00e5 beskytte mot manipulasjoner av DOM som f\u00f8rer til Cross-Site Scripting (DOM XSS), for eksempel ved feil behandling av data mottatt fra brukeren i eval()-blokker eller innsettinger av \u2018.innerHTML\u2019, noe som kan f\u00f8re til utf\u00f8relse av JavaScript-kode i konteksten av en bestemt side. HTML-kode kan n\u00e5 overf\u00f8res som TrustedHTML-objekter til jQuery-metoder.\n<li class=\"l\"> Koden til jQuery er oppdatert til \u00e5 bruke JavaScript-moduler ESM (ECMAScript Module) og kan distribueres og importeres som et modul.\n<li class=\"l\"> Funksjoner som tidligere ble merket som utdaterte, har blitt fjernet: jQuery.isArray, jQuery.parseJSON, jQuery.trim, jQuery.type, jQuery.now, jQuery.isNumeric, jQuery.isFunction, jQuery.isWindow, jQuery.camelCase, jQuery.nodeName, jQuery.cssNumber, jQuery.cssProps og jQuery.fx.interval. I stedet for disse funksjonene anbefales det \u00e5 bruke de innebygde JavaScript-funksjonene Array.isArray(), JSON.parse(), String.prototype.trim() og Date.now().\n<li class=\"l\"> Utdaterte, udokumenterte interne metoder for Array-objektet \u2013 push, sort og splice \u2013 er fjernet.\n<li class=\"l\"> Rekkef\u00f8lgen for behandling av fokusendringer har blitt tilpasset W3C-spesifikasjonen \u2013 blur, focusout, focus og focusin.\n<li class=\"l\"> St\u00f8rrelsen p\u00e5 den reduserte versjonen (slim), som ikke inneholder ajax- og effektsmoduler, er redusert til 19,5 k ved \u00e5 stoppe levering av Deferred-objekter (det anbefales \u00e5 bruke standard Promises) og Callbacks.  <\/ul>\n<p>Kilde: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=64637\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041f\u043e\u0441\u043b\u0435 \u043f\u043e\u0447\u0442\u0438 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