...one of the most highly
regarded and expertly designed C++ library projects in the
world. — Herb Sutter and Andrei
Write some data to the file.
template< typename ConstBufferSequence> std::size_t write_some( const ConstBufferSequence & buffers);
This function is used to write data to the stream file. The function call will block until one or more bytes of the data has been written successfully, or until an error occurs.
One or more data buffers to be written to the file.
The number of bytes written.
Thrown on failure. An error code of
indicates that the end of the file was reached.
The write_some operation may not transmit all of the data to the peer.
Consider using the
function if you need to ensure that all data is written before the blocking
To write a single data buffer use the
function as follows:
documentation for information on writing multiple buffers in one go,
and how to use it with arrays, boost::array or std::vector.