Limit::getOptionLimit

static function getOptionLimit(): ?int
{
	if (!Loader::includeModule('bitrix24'))
	{
		return null;
	}

	$key = CBitrix24::getLicenseType().static::OPTION_LIMIT_KEY;

	$value = Option::getRealValue('tasks', $key, '');
	if (!is_null($value))
	{
		$value = (int) $value;
	}

	return $value;
}