JavaScript's 8 Data Types Explained: Primitive and Non-Primitive

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JavaScript supports eight core data types, broadly categorized into primitive and non-primitive types. Primitive types — including String, Number, BigInt, Boolean, Undefined, Null, and Symbol — each hold a single value at a time. Non-primitive types, represented by Objects, can store collections of data as key-value pairs or ordered lists. Arrays, a special form of Object, allow multiple values to be stored within a single variable. Understanding these data types is fundamental to writing effective JavaScript code.

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