RewriteCond %{HTTPS} off
RewriteRule .* https://%{HTTP_HOST}%{REQUEST_URI} [L,R=301]
RewriteCond %{HTTP_HOST} !^www. [NC]
RewriteRule .* https://www.%{HTTP_HOST}%{REQUEST_URI} [L,R=301]

document.addEventListener("DOMContentLoaded", function(event) {
    console.log("DOM fully loaded and parsed");
  });

INSERT INTO table (id, name, age) VALUES(1, "A", 19) ON DUPLICATE KEY UPDATE    
name="A", age=19

<script>
			setInterval(function(){remSovet()}, 100);


				// убираем советника
				function remSovet(){
					if($('button[title="О программе"]').length){
						console.log('sov');	
						$('button[title="О программе"]').parent().parent().parent().parent().remove();
						$('html').attr('style', '');
					}
				}

		</script>

function convertArrayToXML($arr,$key=NULL,$depth=0) {
    if (is_object($arr)) $arr=toArray($arr);
    if (is_array($arr)) {
        $out="
".str_repeat("  ", $depth);
        foreach($arr as $k=>$v) {
            if (is_int($k)) {
                $fl=true;
                if ($k) $out.="</".$key.">"."
".str_repeat("  ", $depth-1)."<".$key.">";
                $out.=convertArrayToXML($v,$k,$depth);
            } else {
                $fl=false;
                $out.="<".$k.">".convertArrayToXML($v,$k,$depth+1)."</".$k.">"."
".str_repeat("  ", $depth);
            }
        }
        if (!$fl && $key!==NULL) $out=substr($out,0,-2);
    } else {
        $out=$arr;
    }
    return $out;
}

<picture>
  <source srcset="img/awesomeWebPImage.webp" type="image/webp">
  <source srcset="img/creakyOldJPEG.jpg" type="image/jpeg"> 
  <img src="img/creakyOldJPEG.jpg" alt="Alt Text!">
</picture>

<mytag>
    <![CDATA[Your text goes here. Btw: 5<6 and 6>5]]>
</mytag>

<?if(!defined("B_PROLOG_INCLUDED") || B_PROLOG_INCLUDED!==true)die();
$widthPreview = 300;
$heightPreview = 200;
$widthPreviewBig = 300*2;
$heightPreviewBig = 200*2;
foreach($arResult['ITEMS'] as $i => $arItem) {

        $file = CFile::ResizeImageGet($arItem['FIELDS']["DETAIL_PICTURE"]['ID'], array('width' => $widthPreviewBig, 'height' => $heightPreviewBig), BX_RESIZE_IMAGE_EXACT, true);
        $arResult['ITEMS'][$i]["FIELDS"]["DETAIL_PICTURE"]["SRC"] = $file["src"];
        $arResult['ITEMS'][$i]["FIELDS"]["DETAIL_PICTURE"]["WIDTH"] = $file["width"];
        $arResult['ITEMS'][$i]["FIELDS"]["DETAIL_PICTURE"]["HEIGHT"] = $file["height"];

        $file = CFile::ResizeImageGet($arItem["PREVIEW_PICTURE"]['ID'], array('width' => $widthPreview, 'height' => $heightPreview), BX_RESIZE_IMAGE_EXACT, true);
        $arResult['ITEMS'][$i]["PREVIEW_PICTURE"]["SRC"] = $file["src"];
        $arResult['ITEMS'][$i]["PREVIEW_PICTURE"]["WIDTH"] = $file["width"];
        $arResult['ITEMS'][$i]["PREVIEW_PICTURE"]["HEIGHT"] = $file["height"];
}

<!-- Global site tag (gtag.js) - Google Analytics -->
<script async src="https://www.googletagmanager.com/gtag/js?id=UA-115977538-1"></script>
<script>
  window.dataLayer = window.dataLayer || [];
  function gtag(){dataLayer.push(arguments);}
  gtag('js', new Date());

  gtag('config', 'UA-115977538-1');
</script>

<?if(!defined("B_PROLOG_INCLUDED") || B_PROLOG_INCLUDED!==true)die();

use BitrixIblock;

$sectionsID = array();
foreach ($arResult["ITEMS"] as $arItem) {
    if ($arItem["IBLOCK_SECTION_ID"]) {
        $sectionsID[] = $arItem["IBLOCK_SECTION_ID"];
    }
}
$sectionsID = array_unique($sectionsID);

$result = IblockSectionTable::getList(array(
    "select" => array(
        "ID",
        "NAME",
    ),
    "filter" => array(
        "ID" => $sectionsID,
        "IBLOCK_ID" => $arResult["IBLOCK_ID"],
    ),
));

$arResult["SECTIONS"] = array();
while ($row = $result->fetch()) {
    $arResult["SECTIONS"][$row["ID"]] = $row;
}