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JavaScript Engines
The first software engine, engines for JavaScript were mere interpreter (computing), interpreters of the source code, but all relevant modern engines use just-in-time compilation for improved performance. JavaScript engines are typically developed by web browser vendors, and every major browser has one. In a browser, the JavaScript engine runs in concert with the browser engine, rendering engine via the Document Object Model and Web IDL bindings. However, the use of JavaScript engines is not limited to browsers; for example, the V8 (JavaScript engine), V8 engine is a core component of the Node.js runtime system. They are also called ECMAScript engines, after the official name of the specification. With the advent of WebAssembly, some engines can also execute this code in the same Sandbox (computer security), sandbox as regular JavaScript code. History The first JavaScript engine was created by Brendan Eich in 1995 for the Netscape Navigator web browser. It was a rudimentary Inter ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
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Software Engine
A software engine is a core software component, component of a Complex system, complex software system. The word "engine" is a metaphor of a car's engine. Thus a software engine is a complex subsystem. There is no formal guideline for what should be called an engine, but the term has become widespread in the software industry. Notable examples Multi-engine systems * Mainstream web browsers have both a Browser engine, rendering engine and a JavaScript engine. * Video games are often based on a game engine. Some of these also have specialized physics engine, physics or graphics engine, graphics engines. References {{Reflist Software engineering ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |