The current user. Type:

Provides a confirmation form for cancelling multiple user accounts. Hierarchy class

The user authentication object. Type:

Install, update and uninstall functions for the user module. File core/modules/user/user.install

The time to live for items in seconds. Type: int File

protected UserStorageSchema::processIdentifierSchema(&$schema

The key/value storage object used for this data. Type:

The time to live for items in seconds. By default, data is stored for one week (604800 seconds) before expiring.

user_load_multiple(array $uids = NULL, $reset = FALSE) Loads multiple users based on certain conditions.

public User::getRoles($exclude_locked_roles = FALSE)