Whether the node is being previewed or not. The variable is set to public as it will give a considerable performance improvement. See

public Node::setRevisionCreationTime($timestamp) Sets

public Node::getRevisionCreationTime() Gets

public NodeType::getHelp() Gets

public NodeType::getPreviewMode() Gets

public Node::access($operation = 'view', AccountInterface $account = NULL, $return_as_object

public Node::getOwner() Returns the entity

public Node::setSticky($sticky) Sets the

public Node::setOwnerId($uid) Sets the

public Node::isPromoted() Returns the node