if(!empty($unknowns)) $output
elgg_echo($message_key, array $args=[], $language="")
Elgg language module Functions to manage language and translations.
foreach($notifications as $index=> $notification) if(empty($sorted)) $unknowns
if(empty($notifications)||!$recipient instanceof ElggEntity) $sorted
elgg_extract($key, $array, $default=null, $strict=true)
Checks for $array[$key] and returns its value if it exists, else returns $default.
if($email instanceof\Elgg\Email) $object
if($item instanceof\ElggEntity) elseif($item instanceof\ElggRiverItem) elseif($item instanceof ElggRelationship) elseif(is_callable([$item, 'getType']))