
JavaScript Data Types - W3Schools
JavaScript has 8 Datatypes. String Number Bigint Boolean Undefined Null Symbol Object The Object Datatype. The object data type can contain both built-in objects, and user defined …
JavaScript data types and data structures - JavaScript | MDN - MDN Web Docs
Mar 6, 2025 · This article attempts to list the built-in data structures available in JavaScript and what properties they have. These can be used to build other data structures. The language …
JavaScript Data Types - GeeksforGeeks
Mar 8, 2025 · In JavaScript, each value has a data type, defining its nature (e.g., Number, String, Boolean) and operations. Data types are categorized into Primitive (e.g., String, Number) and …
JavaScript Data Types (with Examples) - Programiz
There are altogether 8 basic data types in JavaScript. Textual data. An integer or a floating-point number. An integer with arbitrary precision. Any of two values: true or false. A data type whose …
Use data attributes - HTML: HyperText Markup Language | MDN
6 days ago · HTML is designed with extensibility in mind for data that should be associated with a particular element but need not have any defined meaning. data-* attributes allow us to store …
Variables and Datatypes in JavaScript - GeeksforGeeks
Jan 29, 2025 · JavaScript supports various datatypes, which can be broadly categorized into primitive and non-primitive types. Primitive datatypes represent single values and are …
Data types - The Modern JavaScript Tutorial
Jul 9, 2024 · There are eight basic data types in JavaScript. Here, we’ll cover them in general and in the next chapters we’ll talk about each of them in detail. We can put any type in a variable. …
Understanding the JavaScript Data Types - Tutorial Republic
In this tutorial you will learn about the data types available in JavaScript. Data types basically specify what kind of data can be stored and manipulated within a program. There are six basic …
JavaScript Data Types: Syntax, Usage, and Examples
JavaScript data types define the kind of values that variables can hold. JavaScript has both primitive and composite data types that help you store and manipulate different types of data. …
JavaScript Data Types (2025 Tutorial & Examples) - BrainStation®
Here is a brief description of each of the eight basic JavaScript data types: Number in JavaScript represents integer numbers or a floating-point number. A number type could also be +Infinity, …
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