JavaScript Data Types

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 JavaScript Overview JavaScript Syntax JavaScript Operators JavaScript Data Types

JavaScript variables can hold different data types: numbers, strings, objects and more:

let length = 16;                               // Number
let lastName = "Johnson";                      // String
let x = {firstName:"John", lastName:"Doe"};    // Object

In programming, data types is an important concept.

To be able to operate on variables, it is important to know something about the type.

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Every Web Developer must have a basic understanding of HTML, CSS, and JavaScript.Responsive Web Design is used in all types of modern web...

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