cout: unsetf : cout « Development « C++ Tutorial

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2. Development
3. cout

#include <iostream.h>
main(void)
{
  cout.setf(ios::showpos);
  cout.setf(ios::scientific);
  cout << 123 << "  "<< 123.456 << endl;

  cout.precision(3);
  cout.width(10);
  cout << 123 << "  "<< 123.456 << endl;;
  cout.fill('#');
  cout.width(10);
  cout.unsetf(ios::scientific|ios::showpos);
  cout.precision(5);
  cout << 123 << "  " << 123.456;

  return 0;
}

+123  +1.234560e+002
      +123  +1.235e+002
#######123  123.46