Data Types

• JavaScript is a dynamically typed language, which means that you don't have to explicitly specify a variable's data type when you declare it.

There are two data types in javascript:

• primitive data types 
• non-primitive data types

Example:

var a=30;//holding number  
var b="Rahul";//holding string  

Primitive data types:

There are 5 primitive data types in javascript

Non-primitive data types: