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//********************************************************
// The following code example is taken from the book
// C++20 - The Complete Guide
// by Nicolai M. Josuttis (www.josuttis.com)
// http://www.cppstd20.com
//
// The code is licensed under a
// Creative Commons Attribution 4.0 International License
// http://creativecommons.org/licenses/by/4.0/
//********************************************************
module; // start module unit with global module fragment
#include <format>
#include <iostream>
#include <vector>
module Mod1; // implementation unit of module Mod1
void Customer::print() const
{
// print name:
std::cout << name << ":\n";
// print order entries:
for (const auto &od : orders) {
std::cout << std::format(
"{:3} {:14} {:6.2f} {:6.2f}\n", od.count, od.name, od.price, od.count * od.price);
}
// print sum:
std::cout << std::format("{:25} ------\n", ' ');
std::cout << std::format("{:25} {:6.2f}\n", " Sum:", sumPrice());
}
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