    </div>
        </section>

        <section class="section">
          <div class="section-content">
            <div class="task-group">
              <ul class="item-container">
                <li class="item">
                  <div>
                    <code>
                    <a name="/s:vC10PerfectLib4File6existsSb"></a>
                    <a name="//apple_ref/swift/Property/exists" class="dashAnchor"></a>
                    <a class="token" href="#/s:vC10PerfectLib4File6existsSb">exists</a>
