C in 7 days - Enumerations

10

Enumerations

#include <stdio.h>
main() {
enum boolean {false, true} yes = true, no = false;
const int FALSE = 0, TRUE = !FALSE;
printf("false=%d\n", false);
printf("true=%d\n", true);
printf("yes=%d\n", yes);
printf("no=%d\n", no);
printf( yes == no ? "What?\n" : "Ok\n" );
printf("\n");
printf("FALSE=%d\n", FALSE);
printf("TRUE=%d\n", TRUE);
}

$ gcc -o enum enum.c
$ ./enum
false=0
true=1
yes=1
no=0
Ok

FALSE=0
TRUE=1

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