httpdebug.php

См. документацию.

<?php

 
namespace Bitrix\Main\Web;
 
class HttpDebug
{
    public const REQUEST_HEADERS = 0b00000001;
    public const REQUEST_BODY = 0b00000010;
    public const REQUEST = 0b00000011;
    public const RESPONSE_HEADERS = 0b00000100;
    public const RESPONSE_BODY = 0b00001000;
    public const RESPONSE = 0b00001100;
    public const CONNECT = 0b00010000;
    public const DIAGNOSTICS = 0b00100000;
    public const ALL = 0b00111111;
    public const DEFAULT = self::CONNECT | self::REQUEST_HEADERS | self::RESPONSE_HEADERS;
}