PracticeDev/study_cpp/cpp_primer_source_code/Chapter 17/setf.cpp

28 lines
772 B
C++

// setf.cpp -- using setf() to control formatting
#include <iostream>
int main()
{
using std::cout;
using std::endl;
using std::ios_base;
int temperature = 63;
cout << "Today's water temperature: ";
cout.setf(ios_base::showpos); // show plus sign
cout << temperature << endl;
cout << "For our programming friends, that's\n";
cout << std::hex << temperature << endl; // use hex
cout.setf(ios_base::uppercase); // use uppercase in hex
cout.setf(ios_base::showbase); // use 0X prefix for hex
cout << "or\n";
cout << temperature << endl;
cout << "How " << true << "! oops -- How ";
cout.setf(ios_base::boolalpha);
cout << true << "!\n";
// std::cin.get();
return 0;
}