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io_service::run_one (1 of 2 overloads)

Run the io_service object's event processing loop to execute at most one handler.

std::size_t run_one();

The run_one() function blocks until one handler has been dispatched, or until the io_service has been stopped.

Return Value

The number of handlers that were executed.

Exceptions

boost::system::system_error

Thrown on failure.


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