Boost
C++ Libraries
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regarded and expertly designed C++ library projects in the
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This version of Boost is under active development. You are currently in the master branch. The current version is 1.91.0.
Represents the RETAIN flag in the PUBLISH packets.
Defined in header <boost/mqtt5/types.hpp>
enum class retain_e : std::uint8_t;
|
Name |
Description |
|---|---|
|
|
The Server will replace any existing retained message for this Topic with this message. |
|
|
The Server will not store this message and will not remove or replace any existing retained message. |
This flag informs the Server about whether or not it should store the current message.
Convenience header <boost/mqtt5.hpp>