 <h4>Declaration</h4>
                        <div class="language">
                          <p class="aside-title">Swift</p>
                          <pre class="highlight swift"><code><span class="kd">public</span> <span class="kd">init</span><span class="o">&lt;</span><span class="kt">P</span><span class="o">&gt;</span><span class="p">(</span><span class="nv">property</span><span class="p">:</span> <span class="kt">P</span><span class="p">)</span> <span class="k">where</span> <span class="kt">Element<