// List of plugin's JS files.
// Note that you just need to specify CSS path.
$data['js_files'][] = PluginManager::$PLUGINS_PATH . '/demo_plugin/demo_plugin.js';
// List of plugin's JS files.
// Note that you just need to specify CSS path.
$data['js_files'][] = PluginManager::$PLUGINS_PATH . '/demo_plugin/demo_plugin.js';