progvals.h

C++编程思想第二版第一册答案

//: C20:ProgVals.h
// From Thinking in C++, 2nd Edition
// Available at http://www.BruceEckel.com
// (c) Bruce Eckel 1999
// Copyright notice in Copyright.txt
// Program values can be changed by command line
#ifndef PROGVALS_H
#define PROGVALS_H
#include <map>
#include <iostream>
#include <string>

class ProgVals 
  : public std::map<std::string, std::string> {
public:
  ProgVals(std::string defaults[][2], int sz);
  void parse(int argc, char* argv[],
    std::string usage, int offset = 1);
  void print(std::ostream& out = std::cout);
};
#endif // PROGVALS_H ///:~