JavaScript Knowledge Test — Flashcards | Web Development | FatSkills

JavaScript Knowledge Test — Flashcards

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JavaScript, often abbreviated as JS, is a programming language that is one of the core technologies of the World Wide Web, alongside HTML and CSS. As of 2023, 98.7% of websites use JavaScript on the client side for webpage behavior, often incorporating third-party libraries. (Source: JavaScript)

JavaScript makes web pages interactive. It allows web developers to create dynamically updating content, use animations, pop-up menus, clickable buttons, control multimedia, etc.

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In JavaScript, if let x='Prakhar', then what will be the result for console.log(x.substring(2,5))?
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