$retention
Show a notice about the retention period of trashed items.
elgg_get_config(string $name, $default=null)
Get an Elgg configuration value.
elgg_echo(string $message_key, array $args=[], string $language= '')
Elgg language module Functions to manage language and translations.
elgg_view_message(string $type, string $body, array $vars=[])
Wrapper function for the message display pattern.
elgg_format_element(string $tag_name, array $attributes=[], string $text= '', array $options=[])
Format an HTML element.