option.php

См. документацию.

<?php

class CAllOption
{
    public static function GetOptionString($module_id, $name, $def = "", $site = false, $bExactSite = false)
    {
        $v = null;
 
        try
        {
            if ($bExactSite)
            {
                $v = \Bitrix\Main\Config\Option::getRealValue($module_id, $name, $site);
                return $v === null ? false : $v;
            }
 
            $v = \Bitrix\Main\Config\Option::get($module_id, $name, $def, $site);
        }
        catch (\Bitrix\Main\ArgumentNullException)
        {
        }
 
        return $v;
    }
 
    public static function SetOptionString($module_id, $name, $value = "", $desc = false, $site = "")
    {
        \Bitrix\Main\Config\Option::set($module_id, $name, $value, $site);
        return true;
    }
 
    public static function RemoveOption($module_id, $name = "", $site = false)
    {
        $filter = [];
        if ($name <> '')
        {
            $filter["name"] = $name;
        }
        if ($site <> '')
        {
            $filter["site_id"] = $site;
        }
        \Bitrix\Main\Config\Option::delete($module_id, $filter);
    }
 
    public static function GetOptionInt($module_id, $name, $def = "", $site = false)
    {
        return intval(COption::GetOptionString($module_id, $name, $def, $site));
    }
 
    public static function SetOptionInt($module_id, $name, $value = "", $desc = "", $site = "")
    {
        return COption::SetOptionString($module_id, $name, intval($value), $desc, $site);
    }
}
 
class COption extends CAllOption
{
}