PracticeDev/study_cpp/cpp_primer_source_code/Chapter 12/sayings1.cpp

63 lines
1.8 KiB
C++

// sayings1.cpp -- using expanded String class
// compile with string1.cpp
#include <iostream>
#include "string1.h"
const int ArSize = 10;
const int MaxLen =81;
int main()
{
using std::cout;
using std::cin;
using std::endl;
String name;
cout <<"Hi, what's your name?\n>> ";
cin >> name;
cout << name << ", please enter up to " << ArSize
<< " short sayings <empty line to quit>:\n";
String sayings[ArSize]; // array of objects
char temp[MaxLen]; // temporary string storage
int i;
for (i = 0; i < ArSize; i++)
{
cout << i+1 << ": ";
cin.get(temp, MaxLen);
while (cin && cin.get() != '\n')
continue;
if (!cin || temp[0] == '\0') // empty line?
break; // i not incremented
else
sayings[i] = temp; // overloaded assignment
}
int total = i; // total # of lines read
if ( total > 0)
{
cout << "Here are your sayings:\n";
for (i = 0; i < total; i++)
cout << sayings[i][0] << ": " << sayings[i] << endl;
int shortest = 0;
int first = 0;
for (i = 1; i < total; i++)
{
if (sayings[i].length() < sayings[shortest].length())
shortest = i;
if (sayings[i] < sayings[first])
first = i;
}
cout << "Shortest saying:\n" << sayings[shortest] << endl;;
cout << "First alphabetically:\n" << sayings[first] << endl;
cout << "This program used "<< String::HowMany()
<< " String objects. Bye.\n";
}
else
cout << "No input! Bye.\n";
// keep window open
/* if (!cin)
cin.clear();
while (cin.get() != '\n')
continue; */
return 0;
}