Method commit

demo_example/asio/asio/basic_streambuf.hpp:233–238

Move characters from the output sequence to the input sequence. * Appends @c n characters from the start of the output sequence to the input * sequence. The beginning of the output sequence is advanced by @c n * characters. * * Requires a preceding call prepare(x) where x >= n , and * no intervening operations that modify the input or output sequence. * * @not

   * output sequence is moved to the input sequence and no error is issued.
   */
  void commit(std::size_t n)
  {
    n = std::min<std::size_t>(n, epptr() - pptr());
    pbump(static_cast<int>(n));
    setg(eback(), gptr(), pptr());
  }

  /// Remove characters from the input sequence.
  /**