23   std::ostream& 
indent(std::ostream& o);
    26   std::ostream& 
iendl(std::ostream& o);
    29   std::ostream& 
incendl(std::ostream& o);
    32   std::ostream& 
decendl(std::ostream& o);
 std::ostream & indent(std::ostream &o)
Set the indentation. 
 
std::ostream & iendl(std::ostream &o)
Print an end of line, then set the indentation. 
 
std::ostream & incendl(std::ostream &o)
Increment the indentation, print an end of line, and set the indentation. 
 
std::ostream & resetindent(std::ostream &o)
Reset the indentation. 
 
std::ostream & decindent(std::ostream &o)
Decrement the indentation. 
 
std::ostream & decendl(std::ostream &o)
Decrement the indentation, print an end of line, and set the indentation. 
 
std::ostream & incindent(std::ostream &o)
Increment the indentation.