Definition
You can think of a variable like a bucket used to hold or store substance, in this the substance to be stored is data to be used within a program.
Use cases and Examples
var x = 1;
var result = 2 +x;
console.log("result contains: ", result);
The above Javascript code has two variables namely x
is assigned the value 1
and result to the sum of 2
and x
which should be 3
;
Summary
Variables usually can store whatever data type is available within the programming language under discussion.
All terms