Function template operator<<

boost::xpressive::operator<< — insertion operator for sending sub-matches to ostreams

Synopsis

template<typename BidiIter, typename Char, typename Traits> 
  std::basic_ostream< Char, Traits > & 
  operator<<(std::basic_ostream< Char, Traits > & sout, 
             sub_match< BidiIter > const & sub);

Description

Parameters:

`sout`	output stream.
`sub`	sub_match object to be written to the stream.

Returns:

sout << sub.str()