title: How to add PHP code to .tpl file
body: <p>I need to display some external data from php file to .tpl file. For this I want to include php file to .tpl file. I have tried folllowing code to display php file content to tpl.</p>
  
  <pre><code>{php} include('custom_code.php'); {/php}
  </code></pre>
  
  <p>but on page output was <code>include('custom_code.php');</code></p>