Log user actions.
save_user_log( int $user_id, string $column_name, string $new_value, string $old_value ) : void
$user_id (int) (Required) User ID.
$column_name (string) (Required) Affected column.
$new_value (string) (Required) New value.
$old_value (string) (Required) Old value.
No value is returned.
$userdata = fusion_get_userdata();
save_user_log($userdata['user_id'], 'user_name', 'NewName', $userdata['user_name']);