ration">
                        <h4>Declaration</h4>
                        <div class="objc">
                          <p class="aside-title-objc">Swift</p>
                          <pre class="highlight"><code><span class="n">open</span> <span class="k">var</span> <span class="nv">fieldCheckboxLayout</span><span class="p">:</span> <span class="kt"><a href="../Classes/FieldCheckboxLayout.html">FieldCheckboxLayout</a></span><span class="p">?</span></code></pre>

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