nc</span> <span class="nf">decodeMyProperty</span><span class="p">(</span><span class="n">from</span> <span class="nv">container</span><span class="p">:</span> <span class="kt">KeyedDecodingContainer</span><span class="o">&lt;</span><span class="kt">CodingKeys</span><span class="o">&gt;</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kt">Int</span><span class="p">?</span> <span class="p">{</span>
        <span class="nf">return</span> <span class="p">(</span><span class="k">try</spa