C++/Console/cout flag

Demonstrate flags() and unsetf(): ios::fmtflags

<source lang="cpp">

1. include <iostream>

using namespace std;

int main() {

 ios::fmtflags f; 

 f = cout.flags(); 

 if(f & ios::showpos) 
   cout << "showpos is set for cout.\n"; 
 else 
   cout << "showpos is cleared for cout.\n"; 

 cout << "\nSetting showpos for cout.\n"; 
 cout.setf(ios::showpos); 

 f = cout.flags(); 

 if(f & ios::showpos) 
   cout << "showpos is set for cout.\n"; 
 else 
   cout << "showpos is cleared for cout.\n"; 

 cout << "\nClearing showpos for cout.\n"; 
 cout.unsetf(ios::showpos); 

 f = cout.flags(); 

 if(f & ios::showpos) 
   cout << "showpos is set for cout.\n"; 
 else 
   cout << "showpos is cleared for cout.\n"; 

 return 0; 

}

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