...one of the most highly
regarded and expertly designed C++ library projects in the
world.
— Herb Sutter and Andrei
Alexandrescu, C++
Coding Standards
Write the given data to the stream. Returns the number of bytes written, or 0 if an error occurred.
template< typename ConstBufferSequence> std::size_t write_some( const ConstBufferSequence & buffers, boost::system::error_code & ec);