n></a><span class="token punctuation">(</span><span class="parameters "><span class="parameter ">body<span class="token operator">: </span><a href="../-op/index.html">Op</a><span class="token operator">&lt;</span><a href="https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-boolean/index.html">Boolean</a><span class="token operator">&gt;</span><span class="token operator">?</span><span class="token punctuation">.</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span cl