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// Fig. 16.5: fig16_05.cpp
// Demonstrating member functions related to size and capacity.
#include <iostream>
using std::cout;
using std::endl;
using std::cin;
using std::boolalpha;
#include <string>
using std::string;
void printStatistics( const string & );
int main()
{
string string1;
cout << "Statistics before input:\n" << boolalpha;
printStatistics( string1 );
// read in "tomato"
cout << "\n\nEnter a string: ";
cin >> string1; // delimited by whitespace
cout << "The string entered was: " << string1;
cout << "\nStatistics after input:\n";
printStatistics( string1 );
// read in "soup"
cin >> string1; // delimited by whitespace
cout << "\n\nThe remaining string is: " << string1 << endl;
printStatistics( string1 );
// append 46 characters to string1
string1 += "1234567890abcdefghijklmnopqrstuvwxyz1234567890";
cout << "\n\nstring1 is now: " << string1 << endl;
printStatistics( string1 );
// add 10 elements to string1
string1.resize( string1.length() + 10 );
cout << "\n\nStats after resizing by (length + 10):\n";
printStatistics( string1 );
cout << endl;
return 0;
} // end main
// display string statistics
void printStatistics( const string &stringRef )
{
cout << "capacity: " << stringRef.capacity()
<< "\nmax size: " << stringRef.max_size()
<< "\nsize: " << stringRef.size()
<< "\nlength: " << stringRef.length()
<< "\nempty: " << stringRef.empty();
} // end printStatistics
/**************************************************************************
* (C) Copyright 1992-2003 by Deitel & Associates, Inc. and Prentice *
* Hall. All Rights Reserved. *
* *
* DISCLAIMER: The authors and publisher of this book have used their *
* best efforts in preparing the book. These efforts include the *
* development, research, and testing of the theories and programs *
* to determine their effectiveness. The authors and publisher make *
* no warranty of any kind, expressed or implied, with regard to these *
* programs or to the documentation contained in these books. The authors *
* and publisher shall not be liable in any event for incidental or *
* consequential damages in connection with, or arising out of, the *
* furnishing, performance, or use of these programs. *
*************************************************************************/
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