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io_context::dispatch

(Deprecated: Use dispatch.) Request the io_context to invoke the given handler.

template<
    typename CompletionHandler>
DEDUCED dispatch(
    CompletionHandler && handler);

This function is used to ask the io_context to execute the given handler.

The io_context guarantees that the handler will only be called in a thread in which the run(), run_one(), poll() or poll_one() member functions is currently being invoked. The handler may be executed inside this function if the guarantee can be met.

Parameters

handler

The handler to be called. The io_context will make a copy of the handler object as required. The function signature of the handler must be:

void handler();

Remarks

This function throws an exception only if:

throws an exception.


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