Definition:
It is a place where you can store values while the program runs.
It stores the value of any type, such as a number, a string, an array, or a boolean.
You can change its value at any time in the program.
It can be used anywhere in the program, inside or outside functions.
Every variable has a name and a value.
It helps programmers manage data.
Variable Name Value
name
---------->
"Ravi"
Var
Syntax:
var variableName = value;Example:
var name = "Ravi";