Keyword Analysis & Research: all keywords in javascript

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Frequently Asked Questions

Why is JavaScript undefined?

Undefined is a JavaScript primitive that is used when a value has not been assigned a value. If you have done more than one day’s programming in any language you will realise that this is an important building block for programmers.

Why is JavaScript a scripting language?

JavaScript is a programming language commonly used in web development. It was originally developed by Netscape as a means to add dynamic and interactive elements to websites. While JavaScript is influenced by Java, the syntax is more similar to C and is based on ECMAScript, a scripting language developed by Sun Microsystems.

What is a block statement in JavaScript?

The block statement is often called compound statement in other languages. It allows you to use multiple statements where JavaScript expects only one statement. Combining statements into blocks is a common practice in JavaScript.

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