WatchTable::getUserIdsByTag

static function getUserIdsByTag(string $tag): array
{
	$userIds = [];

	$list = static::getList([
		'select' => ['USER_ID'],
		'filter' => [
			'=TAG' => $tag,
		],
	]);
	while($record = $list->fetch())
	{
		$record['USER_ID'] = (int)$record['USER_ID'];
		$userIds[$record['USER_ID']] = $record['USER_ID'];
	}

	return $userIds;
}