Now, it’s time to learn how to use cookies in Joomla!
If you want save some information in cookie or get some value from cookies then you can use $jcookie = JFactory::getApplication()->input->cookie;
Example ↓
$app = JFactory::getApplication(); $jinput = $app->input; $jcookie = $jinput->cookie; $cookie_value = $jcookie->get( 'cookie_name', null); // Get cookie data ($name, $defaultValue) $jcookie->set( 'cookie_name', 'cookie_value', 0); // Set cookie data ($name, $value, $expire) $expire == 0: cookie lifetime is of browser session.