What is a Javascript Engine?

Ethan Karla

The Javascript Engine - 

Where the javascript engine is mostly used to run the java code in the browser so you can define a javascript engine as a computer program which is used to perform the java code. Firstly, it was just used for interpretation and progressively it improved and got evolved. Normally, all browsers have one dealer and he is the one who develops the javascript engine.

[A JavaScript engine is a computer program that executes JavaScript (JS) code. ]

• The first modern JavaScript engine was V8, created by Google for its Chrome browser.
• SpiderMonkey is developed by Mozilla for use in Firefox and its forks.
• JavaScriptCore is Apple's engine for its Safari browser. 
• Chakra is the JavaScript engine of the Internet Explorer browser.