f="#type-info">info()</a>, Service::<a href="#type-service">service()</a>) -&gt; <a href="#type-span">span()</a></tt><br></p>
</div><p>Add a tag with specific service to the span in the process
  dictionary. If the span is not active, a "fake" span is returned with
  the default values and timestamp set to 0.</p>
<hr>

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