Representations of bytes

bytes.cpp

#include <iostream>
#include <cstddef>

void action(char arg)
{
    std::cout << "char arg -> " << (int)arg << "\n";
}

void action(signed char arg)
{
    std::cout << "signed char arg -> " << (int)arg << "\n";
}

void action(unsigned char arg)
{
    std::cout << "unsigned char arg -> " << (int)arg << "\n";
}

void action(std::byte arg)
{
    std::cout << "byte arg -> " << (int)arg << "\n";
}

int main()
{
    char c{};
    signed char sc{};
    unsigned char uc{};
    std::byte b{};

    action(c);
    action(uc);
    action(sc);
    action(b);

	return 0;
}