What are the commonly used engines in javascript

This article introduces the knowledge of "what engines are commonly used in javascript". In the operation of actual cases, many people will encounter such a dilemma, so let the editor lead you to learn how to deal with these situations. I hope you can read it carefully and be able to achieve something!

The commonly used engines in js are: 1, "V8", the engine in Google; 2, "SpiderMonkey", the engine in Firefox; 3, "Chakra", the engine in IE; 4, "ChakraCore", the engine in Edge; 5, "SquirrelFish", the engine in Safari.

The operating environment of this tutorial: windows7 system, javascript1.8.5 version, Dell G3 computer.

As a scripting language, JavaScript code cannot be run independently. Usually, we need a browser to run JavaScript code. All Web browsers support JavaScript.

In addition to being executable in the browser, JavaScript code can also be executed on the server or on a device equipped with the JavaScript engine. Browsers can run JavaScript code because the JavaScript engine is embedded in the browser.

The JavaScript engine is a virtual machine that specializes in processing JavaScript scripts, which is usually included in web browsers.

Common JavaScript engines are:

JavaScript engine in V8:Chrome and Opera

JavaScript engine in SpiderMonkey:Firefox

JavaScript engine in Chakra:IE

JavaScript engine in ChakraCore:Microsoft Edge

JavaScript engine in SquirrelFish:Safari.

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