compstr.cpp

Think in C++ 第二版源码

//: C17:CompStr.cpp
// From Thinking in C++, 2nd Edition
// Available at http://www.BruceEckel.com
// (c) Bruce Eckel 1999
// Copyright notice in Copyright.txt
#include <string>
#include <iostream>
using namespace std;

int main() {
  // Strings to compare
  string s1("This ");
  string s2("That ");
  for(int i = 0; i< s1.size() &&
    i < s2.size(); i++)
    // See if the string elements are the same:
    if(s1[i] == s2[i])
      cout << s1[i] << "  " << i << endl;
  // Use the string inequality operators
  if(s1 != s2) { 
    cout << "Strings aren't the same:" << " ";
    if(s1 > s2)
      cout << "s1 is > s2" << endl;
    else
      cout << "s2 is > s1" << endl;
  }
} ///:~