n class="token keyword" style="color:#00009f">typeof</span><span class="token plain"> define </span><span class="token operator" style="color:#393A34">===</span><span class="token plain"> </span><span class="token string" style="color:#e3116c">&quot;function&quot;</span><span class="token plain"> </span><span class="token operator" style="color:#393A34">&amp;&amp;</span><span class="token plain"> define</span><span class="token punctuation" style="color:#393A34">.</span><span class="token property-access">a