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5 lines
483 B
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5 lines
483 B
Markdown
# Including a Reply Subject
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The optional reply-to field when publishing a message can be used on the receiving side to respond. The reply-to subject is often called an _inbox_, and most libraries may provide a method for generating unique inbox subjects. Most libraries also provide for the request-reply pattern with a single call. For example to send a request to the subject `time`, with no content for the messages, you might:
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!INCLUDE "../../_examples/publish_with_reply.html" |