Get the binary representation of integral types in C++ as strings

to_binary.hpp

#include <string>

template<typename TYPE, char BYTE_SEPARATOR = ' '>
std::string toBinary(TYPE val) {
    std::string str("b");
    for (int i = sizeof(TYPE)*8-1; i >= 0; i--) {
        str += ((val & 1 << i) ? "1" : "0");
        if (i % 8 == 0 && i !=0 ) str += BYTE_SEPARATOR;
    }
    return str;
}