fig11_22.cpp

来自「这是C＋＋编程经典的书上实例的源代码。 （英文名是《C＋＋ how to pr」· C++ 代码 · 共 53 行

// Fig. 11.22: fig11_22.cpp 
// Left-justification and right-justification. 
#include <iostream>

using std::cout;
using std::endl;

#include <iomanip>

using std::ios;
using std::setw;
using std::setiosflags;
using std::resetiosflags;

int main()
{
   int x = 12345;

   cout << "Default is right justified:\n"
        << setw(10) << x << "\n\nUSING MEMBER FUNCTIONS" 
        << "\nUse setf to set ios::left:\n" << setw(10);
   
   cout.setf( ios::left, ios::adjustfield );
   cout << x << "\nUse unsetf to restore default:\n";
   cout.unsetf( ios::left );
   cout << setw( 10 ) << x 
        << "\n\nUSING PARAMETERIZED STREAM MANIPULATORS"
        << "\nUse setiosflags to set ios::left:\n"
        << setw( 10 ) << setiosflags( ios::left ) << x 
        << "\nUse resetiosflags to restore default:\n"
        << setw( 10 ) << resetiosflags( ios::left ) 
        << x << endl;
   return 0;
}




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