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How to use enums in C/C++?
Enumeration is a user defined datatype in C language. It is used to assign names to the integral constants, which makes a program easy to read and maintain. The keyword “enum” is used to declare an enumeration.
Here is the syntax of enum in C language,
enum enum_name{const1, const2, ....... };
The enum keyword is also used to define the variables of enum type. There are two ways to define the variables of enum type as follows.
enum week{sunday, monday, tuesday, wednesday, thursday, friday, saturday}; enum week day;
Here is an example of enum in C language,
Example
#include<stdio.h> enum week{Mon=10, Tue, Wed, Thur, Fri=10, Sat=16, Sun}; enum day{Mond, Tues, Wedn, Thurs, Frid=18, Satu=11, Sund}; int main() { printf("The value of enum week: %d\t%d\t%d\t%d\t%d\t%d\t%d\n\n",Mon , Tue, Wed, Thur, Fri, Sat, Sun); printf("The default value of enum day: %d\t%d\t%d\t%d\t%d\t%d\t%d",Mond , Tues, Wedn, Thurs, Frid, Satu, Sund); return 0; }
Output
The value of enum week: 10111213101617 The default value of enum day: 0123181112
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