C Character Constant

Single Character Constant :-

• Character Constant Can hold Single character at a time.
• Contains Single Character Closed within a pair of Single Quote Marks
• Single Character is smallest Character Data Type in C.
• Integer Representation : Character Constant have Integer Value known as‘ASCII’ value
• It is Possible to Perform Arithmetic Operations on Character Constants

Examples of character Type :-

• ‘a’
• ‘1’
• ‘#’
• ‘<‘
• ‘X’

How to Declare Character Variable ?

Way 1: Declaring Single Vaiable-

char variable_name;

Way 2: Declaring Multiple Vaiables-

char var1,var2,var3;

Way 3: Declaring & Initializing-

char var1 = 'A',var2,var3;

Format Specifier for Character Variable :-

• “%c” is used as format specifier for character inside C.
• However we can also use “%d” as format specifier because “Each Character have its equivalent interger value known as ASCII Value. “

Using Format Specifier to Print Character Variable :

Sample 1:         printf("%d",'a'); //Output : 97

Sample 2:          printf("%c",'97'); //Output : a

These two Represent the same Result.