<h4>Declaration</h4>
                        <div class="language">
                          <p class="aside-title">Objective-C</p>
                          <pre class="highlight objective_c"><code><span class="k">@property</span> <span class="p">(</span><span class="n">nonatomic</span><span class="p">,</span> <span class="n">strong</span><span class="p">)</span> <span class="n">NSSet</span><span class="o">&lt;</span><span class="n"><a href="../Classes/MBIOcrCharKey.html">MBIOcrCharKey</a></span> <span cl