ument (i.e. the second parameter in the <code>m(&quot;div&quot;, {class: &quot;container&quot;}, &quot;Hello&quot;)</code> example) is meant to be used for attributes whose values we want to dynamically populate.</p>
<p>For example, let&#39;s say that you&#39;re generating a link from an entry that comes from a web service:</p>
<pre><code class="lang-javascript">//assume the variable `link` came from a web service
var link = {url: &quot;http://google.com&quot;, title: &quot;Google&quot;}

m(&quot;a&quot;, {