Difference Between Identifier and Variable
In this post, we will understand the difference between an identifier and a variable.
Identifier
All of them are not variables.
They are used to name a variable, a function, a class, a structure, a union.
It is created to give a unique name to an entity.
They can consist of alphabets, digits, and underscores.
There is no punctuation or special symbol, except the underscore.
It can be upper case or lower case.
It can start with lower case letter, upper case letter or an underscore.
It helps locate the name of the entity which is defined along with a keyword.
Example
enum geeks_artiles_in {Jan=1, Feb, Mar, Apr, May, June, July}Variable
It is used to give a name to a memory location.
It holds a value.
The names of variables are different.
They help allot a unique name to a specific memory location.
Example
int a = 6;
Published on 24-Mar-2021 18:49:45
