C++ How to use enums for flags?
#include <iostream>
enum Flags {
FLAG_A = 1 << 0,
FLAG_B = 1 << 1,
FLAG_C = 1 << 2,
FLAG_D = 1 << 3
};
int main() {
Flags myFlags = FLAG_A | FLAG_C;
if (myFlags & FLAG_A) {
std::cout << "FLAG_A is set." << std::endl;
}
if (myFlags & FLAG_B) {
std::cout << "FLAG_B is set." << std::endl;
}
if (myFlags & FLAG_C) {
std::cout << "FLAG_C is set." << std::endl;
}
if (myFlags & FLAG_D) {
std::cout << "FLAG_D is set." << std::endl;
}
return 0;
}