{"id":19815,"date":"2019-01-21T08:30:37","date_gmt":"2019-01-21T07:30:37","guid":{"rendered":"https:\/\/annaf34.sg-host.com\/?p=19815"},"modified":"2022-10-11T10:50:33","modified_gmt":"2022-10-11T09:50:33","slug":"java-script-gdzie-wykorzystuje-sie-java-script","status":"publish","type":"post","link":"https:\/\/codecool.com\/pl\/java-script-gdzie-wykorzystuje-sie-java-script\/","title":{"rendered":"Java Script \u2013 gdzie wykorzystuje si\u0119 Java Script?"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"19815\" class=\"elementor elementor-19815\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-a6d1a0a elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"a6d1a0a\" data-element_type=\"section\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-99c1392\" data-id=\"99c1392\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-4dd5f80 elementor-widget elementor-widget-text-editor\" data-id=\"4dd5f80\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Poniewa\u017c zakres zastosowa\u0144 Java Script jest bardzo szeroki, sta\u0142 si\u0119 on jednym z najpopularniejszych j\u0119zyk\u00f3w programowania i jego popularno\u015b\u0107 utrzymuje si\u0119 do dnia dzisiejszego.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-89292a4 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"89292a4\" data-element_type=\"section\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-be20679\" data-id=\"be20679\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-4309634 elementor-widget elementor-widget-image\" data-id=\"4309634\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"540\" height=\"540\" src=\"https:\/\/codecool.com\/wp-content\/uploads\/2021\/12\/naukaprogramowania-540x540-1.jpg\" class=\"attachment-large size-large wp-image-19818\" alt=\"\" srcset=\"https:\/\/codecool.com\/wp-content\/uploads\/2021\/12\/naukaprogramowania-540x540-1.jpg 540w, https:\/\/codecool.com\/wp-content\/uploads\/2021\/12\/naukaprogramowania-540x540-1-300x300.jpg 300w, https:\/\/codecool.com\/wp-content\/uploads\/2021\/12\/naukaprogramowania-540x540-1-150x150.jpg 150w\" sizes=\"(max-width: 540px) 100vw, 540px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-fa5cbfa elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"fa5cbfa\" data-element_type=\"section\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-0f1b3ca\" data-id=\"0f1b3ca\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-55b1355 elementor-widget elementor-widget-heading\" data-id=\"55b1355\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Do czego wykorzystywany jest j\u0119zyk JavaScript?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-006637f elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"006637f\" data-element_type=\"section\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-58f3da7\" data-id=\"58f3da7\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-45b1302 elementor-widget elementor-widget-text-editor\" data-id=\"45b1302\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Pocz\u0105tkowo Java Script s\u0142u\u017cy\u0142 do tego, \u017ceby strony internetowe by\u0142y bardziej dynamiczne. Przyjmowa\u0142o to formy, kt\u00f3re dzi\u015b uznaliby\u015bmy za do\u015b\u0107 prymitywne i mo\u017cemy si\u0119 z nich troch\u0119 po\u015bmia\u0107. Dzi\u0119ki zastosowaniu Java Script na stronie www m\u00f3g\u0142 pada\u0107 \u015bnieg, a za kursorem biega\u0142 kotek. Dzi\u015b Java Script to pot\u0119\u017cne narz\u0119dzie o wielu zastosowaniach. Wszystko, co mo\u017cemy edytowa\u0107 i zapisywa\u0107 na \u017cywo, dzieje si\u0119 w\u0142a\u015bnie dzi\u0119ki Java Script.<\/p><p><strong>Czym jest Java Script<\/strong><\/p><p>Zacznijmy od sakramentalnego pytania: <strong>Czy Java i Java Script to to samo? Absolutnie nie!<\/strong> To jedna z pierwszych rzeczy, kt\u00f3rych dowiesz si\u0119, gdy zapiszesz si\u0119 na<a href=\"https:\/\/codecool.com\/pl\/okursach\/\"> kurs programowania<\/a>. Wa\u017cnym jest, aby absolutnie nie uto\u017csamia\u0107 j\u0119zyka Java Script z Jav\u0105. S\u0105 to dwa zupe\u0142nie odmienne j\u0119zyki programowania, a mylenie ich ze sob\u0105 do dzi\u015b zdarza si\u0119 nawet najlepszym nowicjuszom. \ud83d\ude09 Pierwsza wersja Java Script powsta\u0142a w tydzie\u0144! W okresie jego powstawania Java funkcjonowa\u0142a ju\u017c na rynku i by\u0142a bardzo popularnym j\u0119zykiem. Tw\u00f3rcy JS zaczerpn\u0119li wi\u0119c jej nazw\u0119 z powod\u00f3w czysto marketingowych, by zyska\u0107 zainteresowanie programist\u00f3w. Mimo to projektanci tego j\u0119zyka nie spodziewali si\u0119, \u017ce w przysz\u0142o\u015bci stanie si\u0119 on tak popularny i \u017ce znajdzie tak szerokie zastosowanie.<\/p><p>W tym momencie Java Script posiada ogrom zastosowa\u0144.<br \/><strong>Za pomoc\u0105 Java Scriptu mo\u017cemy tworzy\u0107:<\/strong><\/p><ul><li><strong>aplikacje serwerowe, <\/strong><\/li><li><strong>desktopowe czy <\/strong><\/li><li><strong>aplikacje mobilne<\/strong>.<\/li><li><strong>dynamiczne aplikacje webowe<\/strong><\/li><\/ul><p>Do tych ostatnich wykorzystuje si\u0119 bardzo popularne frameworki takie jak <a href=\"https:\/\/reactjs.org\/\">React<\/a> i <a href=\"https:\/\/pl.wikipedia.org\/wiki\/Angular_(framework)\">Angular<\/a>. Je\u017celi interesuje nas pisanie aplikacji serwerowych, to piszemy je w Node.js. Z kolei framework Electron pozwala robi\u0107 aplikacje desktopowe na komputer w taki sam spos\u00f3b, jak pisze si\u0119 aplikacje webowe, co powoduje, \u017ce nie musimy pisa\u0107 dw\u00f3ch osobnych aplikacji. Mamy jeden kod, kt\u00f3ry pozwala nam stworzy\u0107 jedn\u0105 appk\u0119 i za pomoc\u0105 kolejnych framework\u00f3w przenie\u015b\u0107 t\u0119 aplikacj\u0119 na platform\u0119 mobiln\u0105. Bez konieczno\u015bci przepisywania ca\u0142ego kodu, bo ca\u0142y czas pos\u0142ugujemy si\u0119 tym samym j\u0119zykiem programowania &#8211; Java Script! <strong>Mo\u017cecie nawet nie zdawa\u0107 sobie sprawy z tego, ile aplikacji, z kt\u00f3rych korzystacie na co dzie\u0144, powsta\u0142o w Java Script!<\/strong> Wi\u0119kszo\u015b\u0107 aplikacji takich jak Slack, Formularze Google, zawdzi\u0119cza szereg funkcjonalno\u015bci w\u0142a\u015bnie zastosowaniu Java Script.<\/p><p><strong>Dowiedz si\u0119 wi\u0119cej:<\/strong><a href=\"https:\/\/codecool.com\/pl\/wiedza\/jak-nauczyc-sie-javascript-od-podstaw-codecool-pl\/\">Jak opanowa\u0107 podstawy JavaScript?<\/a><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-8a38817 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"8a38817\" data-element_type=\"section\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-e950d14\" data-id=\"e950d14\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-850335a elementor-widget elementor-widget-heading\" data-id=\"850335a\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Jakie s\u0105 funkcje Java Script?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-8ed4b6e elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"8ed4b6e\" data-element_type=\"section\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-74b74ac\" data-id=\"74b74ac\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-779d847 elementor-widget elementor-widget-text-editor\" data-id=\"779d847\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Podstawowym zadaniem skrypt\u00f3w w Java Script jest <strong>uczynienie strony www bardziej dynamiczn\u0105<\/strong>. Za pomoc\u0105 skryptu mo\u017cna \u201co\u017cywi\u0107\u201d stron\u0119, dodaj\u0105c do niej ciekawe funkcje. Przyk\u0142adowo, na naszej stronie znajduje si\u0119 <a href=\"https:\/\/codecool.com\/pl\/o-nas\/finansowanie\/\">dzia\u0142 Finansowanie Kursu<\/a>, zawieraj\u0105cy informacje o p\u0142atno\u015bci za nasz kurs programowania. Po klikni\u0119ciu na &#8222;wi\u0119cej informacji&#8221;, rozwija si\u0119 okienko ze szczeg\u00f3\u0142ami. Dzieje si\u0119 to w\u0142a\u015bnie dzi\u0119ki Java Script. Strona nie musi si\u0119 prze\u0142adowa\u0107 (od\u015bwie\u017cy\u0107), ani przekierowa\u0107 nas na inny adres \u2013 dzieje si\u0119 to dynamicznie. <strong>Zmieniaj\u0105ce si\u0119 kolory, automatyczne zapisywanie kopii naszych maili, personalizacja tre\u015bci &#8211; to wszystko funkcjonalno\u015bci, kt\u00f3re zawdzi\u0119czamy zastosowaniu JS.<\/strong> Java Script pozwala tak\u017ce na podpi\u0119cie na stronie skrypt\u00f3w takich jak piksel Facebooka (ulubione narz\u0119dzie marketingowc\u00f3w) czy Google Analytics, czyli najpopularniejszego obecnie narz\u0119dzia, mierz\u0105cego ruch na stronie. Java Script pomaga r\u00f3wnie\u017c programistom, kt\u00f3rzy dzi\u0119ki wbudowanym w stron\u0119 skryptom otrzymuj\u0105 np. dane o b\u0142\u0119dach, jakie wyst\u0105pi\u0142y na stronie.<\/p><p><strong>Zainteresuje Ci\u0119 r\u00f3wnie\u017c:<\/strong>\u00a0<a href=\"https:\/\/codecool.com\/pl\/wiedza\/przydatne-skrypty-w-javascript-codecool-pl\/\">Skrypty JavaScript<\/a><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-8ddc82e elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"8ddc82e\" data-element_type=\"section\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-a506b0c\" data-id=\"a506b0c\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-3d81f05 elementor-widget elementor-widget-heading\" data-id=\"3d81f05\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Obiekty w JavaScript<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-dfc7120 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"dfc7120\" data-element_type=\"section\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-aaa2724\" data-id=\"aaa2724\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-6c57243 elementor-widget elementor-widget-text-editor\" data-id=\"6c57243\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Java Script jest j\u0119zykiem niezwykle elastycznym, poniewa\u017c pozwala nam <strong>\u0142\u0105czy\u0107 programowanie obiektowe z funkcyjnym<\/strong>. Obiekty w Java Script mo\u017cemy tworzy\u0107 sami, jest te\u017c ca\u0142a reprezentacja obiekt\u00f3w w Java Script, dost\u0119pna na stronie internetowej.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-60f7e29 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"60f7e29\" data-element_type=\"section\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-e88b1b0\" data-id=\"e88b1b0\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-e5ec9d2 elementor-widget elementor-widget-heading\" data-id=\"e5ec9d2\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Podsumowanie<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-9e567ef elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"9e567ef\" data-element_type=\"section\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-e2c077e\" data-id=\"e2c077e\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-b6cfcfb elementor-widget elementor-widget-text-editor\" data-id=\"b6cfcfb\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Poniewa\u017c zakres zastosowa\u0144 Java Script jest bardzo szeroki, sta\u0142 si\u0119 on jednym z najpopularniejszych j\u0119zyk\u00f3w programowania i jego popularno\u015b\u0107 utrzymuje si\u0119 do dnia dzisiejszego. Na sukces Java Script wp\u0142ywa z pewno\u015bci\u0105 fakt, \u017ce mo\u017cemy w nim tworzy\u0107 aplikacje na wiele platform jednocze\u015bnie &#8211; od smartfona, po komputer. Ka\u017cdy front-end developer powinien \u015bwietnie orientowa\u0107 si\u0119 mo\u017cliwo\u015bciach i zastosowaniach Java Script.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Poniewa\u017c zakres zastosowa\u0144 Java Script jest bardzo szeroki, sta\u0142 si\u0119 on jednym z najpopularniejszych j\u0119zyk\u00f3w programowania i jego popularno\u015b\u0107 utrzymuje si\u0119 do dnia dzisiejszego. Do czego wykorzystywany jest j\u0119zyk JavaScript? Pocz\u0105tkowo Java Script s\u0142u\u017cy\u0142 do tego, \u017ceby strony internetowe by\u0142y bardziej dynamiczne. Przyjmowa\u0142o to formy, kt\u00f3re dzi\u015b uznaliby\u015bmy za do\u015b\u0107 prymitywne i mo\u017cemy si\u0119 z [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":51841,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[133],"tags":[],"class_list":["post-19815","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-wiedza"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v24.4 (Yoast SEO v24.4) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Java Script \u2013 gdzie wykorzystuje si\u0119 Java Script? - Codecool<\/title>\n<meta name=\"description\" content=\"JavaScript to j\u0119zyk programowania HTML umo\u017cliwiaj\u0105cy wdra\u017canie zmian frontendowych na stronie. 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