c-resources/CPlusPlus20ForProgrammers-m.../examples/ch19/fig19_10.cpp

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// fig19_10.cpp
// Displaying trailing zeros and decimal points in floating-point values.
#include <iostream>
int main() {
// display double values with default stream format
std::cout << "Before using showpoint"
<< "\n9.9900 prints as: " << 9.9900
<< "\n9.9000 prints as: " << 9.9000
<< "\n9.0000 prints as: " << 9.0000;
// display double value after showpoint
std::cout << std::showpoint
<< "\n\nAfter using showpoint"
<< "\n9.9900 prints as: " << 9.9900
<< "\n9.9000 prints as: " << 9.9000
<< "\n9.0000 prints as: " << 9.0000 << '\n';
}
/**************************************************************************
* (C) Copyright 1992-2022 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. *
**************************************************************************/