Boost C++ Libraries

...one of the most highly regarded and expertly designed C++ library projects in the world. — Herb Sutter and Andrei Alexandrescu, C++ Coding Standards

This is an older version of Boost and was released in 2018. The current version is 1.90.0.

http::message::reason (1 of 2 overloads)

http::message::reason (1 of 2 overloads)

(Inherited from http::header)

Return the response reason-phrase.

string_view
reason() const;

The reason-phrase is obsolete as of rfc7230.

This function is only available when isRequest == false.