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choice::value Method

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Gets the message whose index was selected by the choice messaging block.

template <
   typename _Payload_type
>
_Payload_type const & value();

Parameters

  • _Payload_type
    The type of the message payload.

Return Value

The payload of the message.

Remarks

Because a choice messaging block can take inputs with different payload types, you must specify the type of the payload at the point of retrieval. You can determine the type based on the result of the index method.

Requirements

Header: agents.h

Namespace: concurrency

See Also

Reference

choice Class