title: PHP dynamic namespaces
body: <p>I need to be able to do this:</p>
  
  <pre><code>$ns = "\\common\\components\\cfoBi\\i18n\\{$countryCode}\\gimmea";
  use $USP;
  </code></pre>
  
  <p>Obviously this won't work. So how can I do this? Have "dynamic namespaces"?</p>