Common

What are the various data types in JavaScript?

What are the various data types in JavaScript?

JavaScript types

  • Primitive values (immutable datum represented directly at the lowest level of the language) Boolean type. Null type. Undefined type. Number type. BigInt type. String type. Symbol type.
  • Objects (collections of properties)

What are the 7 data types in JavaScript?

In javascript, there are 7 data types.

  • Number. Numbers in JavaScript are stored as 64-bit floats, and can be manipulated using the built-in operators.
  • String. Strings are always declared through quotations:
  • Boolean. Booleans are the logical values, either true or false .
  • Symbol.
  • Object.
  • undefined.
  • null.

What are 3 types of data in JavaScript?

JavaScript allows you to work with three primitive data types: numbers, strings of text (known as “strings”), and boolean truth values (known as “booleans”). JavaScript also defines two trivial data types, null and undefined, each of which defines only a single value.

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What are the eight data types of JavaScript?

Whereas Undefined and Null are special data types.

  • How many types of data in Javascript? There are eight types of data in javascript.
  • Boolean Data Types. Boolean is a primitive data type in javascript.
  • Null Data Types.
  • Undefined Data Type.
  • Number Data Type.
  • BigInt Data Type.
  • String Data Type.
  • Symbol Data Type.

What are the six JavaScript data types?

Steve Suehring discusses the six data types in JavaScript: numbers, strings, booleans, null, undefined, and objects.

What are the data types supported by JavaScript give examples?

JavaScript Data Types

Data Types Description Example
String represents textual data ‘hello’ , “hello world!” etc
Number an integer or a floating-point number 3 , 3.234 , 3e-2 etc.
BigInt an integer with arbitrary precision 900719925124740999n , 1n etc.
Boolean Any of two values: true or false true and false

What are different kinds of data types?

What are Data Types and Why are They Important?

  • Integer (int)
  • Floating Point (float)
  • Character (char)
  • String (str or text)
  • Boolean (bool)
  • Enumerated type (enum)
  • Array.
  • Date.