Bjarne Stroustrup “Programming Principles and Practice Using C++”
Chapter 11 Try This page 386
Using std_lib_facilities.h by Bjarne Stroustrup.
[code language=”cpp”]
// Philipp Siedler
// Bjarne Stroustrup’s PPP
// Chapter 11 Try This page 386
#include "std_lib_facilities.h"
double a = 1234567.89;
int main()
try
{
//cout << setprecision(5) << a << endl; To set precision
cout << defaultfloat << a << ‘\t’
<< fixed << a << ‘\t’
<< scientific << a << ‘\n’;
keep_window_open();
}
catch (runtime_error e) {
cout << e.what() << endl;
keep_window_open();
}
catch (…) {
cout << "Exiting" << endl;
keep_window_open();
}
[/code]
Output: 1.23457e+06 1234567.890000 1.234568e+06 Please enter a character to exit