Ady Wicaksono Daily Activities

Q: How to count length of array in C/C++?

A:

———- cut here ———-
typedef struct {
int x;
int y;
}ok ;

int main(){

ok i [] = {
{1,2},
{3,4}
};
printf(“SIZE: %d\n”,sizeof (i) / sizeof (*i));
return 0;
}

==> Size = sizeof(i)/sizeof(*i)