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  <div class="titlepage"><div><div><h1 style="clear: both"><code>bool has_exception() const noexcept</code></h1></div></div></div>
  <p>Returns true if an exception is present. Constexpr where possible.</p>

<p><em>Requires</em>: Always available.</p>

<p><em>Complexity</em>: Constant time.</p>

<p><em>Guarantees</em>: Never throws an exception.</p>


        </div><p><small>Last revised: January 31, 2019 at 01:07:35 UTC</small></p>
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