py</span></button></span></div><div class="codePanel hljs"><pre xml:space="preserve"><code class="language-cs"><span class="keyword">public</span> <span class="identifier">bool</span> <span class="identifier">Contains</span>&lt;TDefinition&gt;()
</code></pre></div></div><h4 class="quickLinkHeader">Type Parameters</h4><dl><dt class="has-text-weight-normal"><span class="parameter">TDefinition</span></dt><dd>
    The definition class for the command. A command builder for this class should be automatically gen