Method mutable_buffer

include/boost/asio/buffer.hpp:121–125

Construct an empty buffer.

public:
  /// Construct an empty buffer.
  mutable_buffer() noexcept
    : data_(0),
      size_(0)
  {
  }

  /// Construct a buffer to represent a given memory range.
  mutable_buffer(void* data, std::size_t size) noexcept