wp_authenticate_username_password
wp_authenticate_username_password ( $user, $username, $password )
Parameters:- (WP_User|WP_Error|null) user WP_User or WP_Error object from a previous callback. Default null.
- (string) username Username for authentication.
- (string) password Password for authentication.
Returns:- (WP_User|WP_Error) WP_User on success, WP_Error on failure.
Defined at: - Introduced in WordPress: 2.8.0
- Deprecated in WordPress: —
Description
Authenticates a user, confirming the username and password are valid.