Variables in C-Language
Data:- Raw facts or figure which is meaningless is called Data. Ex- a, 6, $, e, etc. Definition It is a name of storage space which is used to store Data. It's value is Changable. It always declared Data-type. It always contain last value stored in it. Rules for making Variables in C-Language: - The first Character must be an alphabet or underscore ( _ ). No commas or blanks are allowed. No special Symbols other than underscore is allowed. Variables names are case sensitive. Syntax:- Data_type variable_name = value(Data) ; Examples:- int a = 10 ; int x2y = 2 ; int x#12 = 3 ; Note:- i) . In C-Programming no any variable will start with numbers. ii). No any keywords can use as variable name in C-Programming.
