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A JavaScript engine is a software component that executes JavaScript code. The first JavaScript engines were mere interpreters, but all relevant modern engines use just-in-time compilation for improved performance. [1] JavaScript engines are typically developed by web browser vendors, and every major browser has one.
Firefox implements XUL, CSS and JavaScript for extending the browser, in addition to classic Netscape-style browser plugins. Much of the browser itself is written in XUL, CSS, and JavaScript. Toolkits and environments. There are many tools available to help the process of cross-platform programming:
Chromium is a free and open-source web browser project, primarily developed and maintained by Google. [8] It is a widely-used codebase, providing the vast majority of code for Google Chrome and many other browsers, including Microsoft Edge, Samsung Internet, and Opera. The code is also used by several app frameworks .
Mac (computer) The MacBook Air is popular for its thin and light design, and its low price relative to the Mac lineup. The Mac, short for Macintosh (its official name until 1999), is a family of personal computers designed and marketed by Apple. The name Macintosh is a reference to a type of apple called McIntosh.
e. Safari is a web browser developed by Apple. It is built into Apple's operating systems, including macOS, iOS, iPadOS and visionOS, and uses Apple's open-source browser engine WebKit, which was derived from KHTML . Safari was introduced in Mac OS X Panther in January 2003. It has been included with the iPhone since the first generation iPhone ...
JavaScriptCore is a framework that provides a JavaScript engine for WebKit implementations, and provides this type of scripting in other contexts within macOS. JavaScriptCore is originally derived from KDE's JavaScript engine library (which is part of the KDE project) and the PCRE regular expression library. Since forking from KJS and PCRE ...
JavaScript at Wikibooks. JavaScript ( / ˈdʒɑːvəskrɪpt / ), often abbreviated as JS, is a programming language and core technology of the Web, alongside HTML and CSS. 99% of websites use JavaScript on the client side for webpage behavior. [10] Web browsers have a dedicated JavaScript engine that executes the client code.
Influenced by. Natural language, HyperTalk. AppleScript is a scripting language created by Apple Inc. that facilitates automated control over scriptable Mac applications. First introduced in System 7, it is currently included in all versions of macOS as part of a package of system automation tools.