What is Data Types in JavaScript | JavaScript Tutorials in Hindi | Interview Question #22

In JavaScript, data types are the classification of values that determine the operations that can be performed on them and the way they are stored in memory. JavaScript has two main categories of data types: primitive and reference data types.

Primitive data types in JavaScript include:-
String: represents a sequence of characters, such as “hello world”.
Number: represents a numerical value, such as 42 or 3.14.
Boolean: represents a logical value, which can be either true or false.
Null: represents the intentional absence of any object value.
Undefined: represents a value that is not defined.

Reference data types in JavaScript include:-
Object: represents a collection of properties and values.
Array: represents a collection of elements.