Web Reference: A JavaScript variable can hold 8 types of data. 7 Primitive Data Types and 1 Object Data Type. The Object data type can hold many different object types. JavaScript data types include primitive types: undefined, null, string, boolean, number, BigInt, and symbol, and the complex type object. Jan 19, 2026 · JavaScript data types define what kind of values a variable can hold and how those values behave in a program. They determine how data is stored in memory and how operations like comparison, calculation, and conversion work.
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Javascript Data Types Tutorial In Net Worth 2026: Salary, Income & Wealth Net Worth & Biography
Estimated Worth: $68M - $90M
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Last Updated: April 3, 2026
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