Unformatted input functions

The various unformatted input functions all begin by constructing an object of type basic_istream::sentry and ends by destroying the sentry object.

• basic_istream::gcount
  
  
• basic_istream::get
  
  
• basic_istream::getline
  
  
• basic_istream::ignore
  
  
• basic_istream::peek
  
  
• basic_istream::read
  
  
• basic_istream::readsome
  
  
• basic_istream::putback
  
  
• basic_istream::unget
  
  
• basic_istream::sync
  
  
• basic_istream::tellg
  
  
• basic_istream::seekg