$path = JApplicationHelper::getPath('site');
$path = JApplicationHelper::getPath('component', 'com_mycomponent');
$path = JApplicationHelper::getPath('template', 'mytemplate');This example retrieves the path to the template directory for a custom template named 'mytemplate'. The variable $path will contain something like '/home/username/public_html/templates/mytemplate'. In all of these examples, the package library being used is the Joomla core library. However, custom components and templates can be developed and stored in their own libraries, allowing for greater flexibility and organization.