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 version of Boost is under active development. You are currently in the develop branch. The current version is 1.91.0.

basic_deadline_timer::cancel_one

basic_deadline_timer::cancel_one

Cancels one asynchronous operation that is waiting on the timer.

std::size_t cancel_one();
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std::size_t cancel_one(
    boost::system::error_code & ec);
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