.<span class="hljs-title function_">apply</span>(<span class="hljs-variable language_">this</span>, <span class="hljs-variable language_">arguments</span>) : key);
    <span class="hljs-keyword">if</span> (!<span class="hljs-title function_">has</span>(cache, address)) cache[address] = func.<span class="hljs-title function_">apply</span>(<span class="hljs-variable language_">this</span>, <span class="hljs-variable language_">arguments</span>);
    <span class="hljs-keyword">return</span> cache[address];
  }