 <div class="content"><div class='highlight'><pre>    <span class="hljs-built_in">window</span>.addEventListener(<span class="hljs-string">'keyup'</span>, <span class="hljs-function"><span class="hljs-keyword">function</span><span class="hljs-params">(e)</span> </span>{
      keyState[e.keyCode] = <span class="hljs-literal">false</span>;
    });</pre></div></div>
            
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