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<a name="BOOST_LOG_TRIVIAL"></a><div class="titlepage"></div>
</span>BOOST_LOG_TRIVIAL(lvl)</pre></div>
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-<a name="idm46436924985024"></a><h2>Description</h2>
+<a name="idm45554756476880"></a><h2>Description</h2>
<p>The macro is used to initiate logging. The <code class="computeroutput">lvl</code> argument of the macro specifies one of the following severity levels: <code class="computeroutput">trace</code>, <code class="computeroutput">debug</code>, <code class="computeroutput">info</code>, <code class="computeroutput">warning</code>, <code class="computeroutput">error</code> or <code class="computeroutput">fatal</code> (see <code class="computeroutput">severity_level</code> enum). Following the macro, there may be a streaming expression that composes the record message string. For example:</p>
<pre class="programlisting"><span class="identifier">BOOST_LOG_TRIVIAL</span><span class="special">(</span><span class="identifier">info</span><span class="special">)</span> <span class="special"><<</span> <span class="string">"Hello, world!"</span><span class="special">;</span>
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