// Fig. 18.11: Fig18_11.cpp // Using a dynamically allocated ostringstream object. #include using std::cout; using std::endl; #include using std::string; #include // header file for string stream processing using std::ostringstream; // stream insertion operators int main() { ostringstream outputString; // create ostringstream instance string string1( "Output of several data types " ); string string2( "to an ostringstream object:" ); string string3( "\n double: " ); string string4( "\n int: " ); string string5( "\naddress of int: " ); double double1 = 123.4567; int integer = 22; // output strings, double and int to ostringstream outputString outputString << string1 << string2 << string3 << double1 << string4 << integer << string5 << &integer; // call str to obtain string contents of the ostringstream cout << "outputString contains:\n" << outputString.str(); // add additional characters and call str to output string outputString << "\nmore characters added"; cout << "\n\nafter additional stream insertions,\n" << "outputString contains:\n" << outputString.str() << endl; return 0; } // end main /************************************************************************** * (C) Copyright 1992-2005 by Deitel & Associates, Inc. and * * Pearson Education, Inc. 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. * **************************************************************************/