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io_service::poll (2 of 2 overloads)

Run the io_service's event processing loop to execute ready handlers.

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

The poll() function runs handlers that are ready to run, without blocking, until the io_service has been stopped or there are no more ready handlers.

Parameters

ec

Set to indicate what error occurred, if any.

Return Value

The number of handlers that were executed.


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