if((!empty($_SERVER['HTTPS']) && $_SERVER['HTTPS'] != 'off') || $_SERVER['SERVER_PORT'] == 443){
		$protocol = 'https://';
	}else{
		$protocol = 'http://';
	}
	
	$url = $protocol.$_SERVER['SERVER_NAME'].$_SERVER['REQUEST_URI'];
	
	$urlend = strrpos($url, '?', -1); // Находим и удаляем все параметры (номер страницы, параметры фильтра и тд.)
	if($urlend != false){
		$url = substr($url, 0, $urlend);
	}
	
	
	if(mb_substr($url, -1) == '/'){ // Тут оставляем, если ссылки на сайте не заканчиваются на /, либо удаляем, если заканчиваются на /.
		$url = substr($url, 0, -1);
	}

    echo '<link rel="canonical" href="'.$url.'"/>';

net user User_name *

<span class="mc-stars" style="display:none">
<span class="mc-star" data-origin="star_o" data-color="#ffaf02" data-star="1" data-hover="">
<svg width="24" height="24" viewBox="0 0 1792 1792"><path
            d="M1201 1004l306-297-422-62-189-382-189 382-422 62 306 297-73 421 378-199 377 199zm527-357q0 22-26 48l-363 354 86 500q1 7 1 20 0 50-41 50-19 0-40-12l-449-236-449 236q-22 12-40 12-21 0-31.5-14.5t-10.5-35.5q0-6 2-20l86-500-364-354q-25-27-25-48 0-37 56-46l502-73 225-455q19-41 49-41t49 41l225 455 502 73q56 9 56 46z"
            fill="#ffaf02"></path></svg></span><span class="mc-star" data-origin="star_o" data-color="#ffaf02"
                                                     data-star="2" data-hover="">
<svg width="24" height="24" viewBox="0 0 1792 1792"><path
            d="M1201 1004l306-297-422-62-189-382-189 382-422 62 306 297-73 421 378-199 377 199zm527-357q0 22-26 48l-363 354 86 500q1 7 1 20 0 50-41 50-19 0-40-12l-449-236-449 236q-22 12-40 12-21 0-31.5-14.5t-10.5-35.5q0-6 2-20l86-500-364-354q-25-27-25-48 0-37 56-46l502-73 225-455q19-41 49-41t49 41l225 455 502 73q56 9 56 46z"
            fill="#ffaf02"></path></svg></span><span class="mc-star" data-origin="star_o" data-color="#ffaf02"
                                                     data-star="3" data-hover="">
<svg width="24" height="24" viewBox="0 0 1792 1792"><path
            d="M1201 1004l306-297-422-62-189-382-189 382-422 62 306 297-73 421 378-199 377 199zm527-357q0 22-26 48l-363 354 86 500q1 7 1 20 0 50-41 50-19 0-40-12l-449-236-449 236q-22 12-40 12-21 0-31.5-14.5t-10.5-35.5q0-6 2-20l86-500-364-354q-25-27-25-48 0-37 56-46l502-73 225-455q19-41 49-41t49 41l225 455 502 73q56 9 56 46z"
            fill="#ffaf02"></path></svg></span><span class="mc-star" data-origin="star_o" data-color="#ffaf02"
                                                     data-star="4" data-hover="">
<svg width="24" height="24" viewBox="0 0 1792 1792"><path
            d="M1201 1004l306-297-422-62-189-382-189 382-422 62 306 297-73 421 378-199 377 199zm527-357q0 22-26 48l-363 354 86 500q1 7 1 20 0 50-41 50-19 0-40-12l-449-236-449 236q-22 12-40 12-21 0-31.5-14.5t-10.5-35.5q0-6 2-20l86-500-364-354q-25-27-25-48 0-37 56-46l502-73 225-455q19-41 49-41t49 41l225 455 502 73q56 9 56 46z"
            fill="#ffaf02"></path></svg></span><span class="mc-star" data-origin="star_o" data-color="#ffaf02"
                                                     data-star="5" data-hover="">
<svg width="24" height="24" viewBox="0 0 1792 1792"><path
            d="M1201 1004l306-297-422-62-189-382-189 382-422 62 306 297-73 421 378-199 377 199zm527-357q0 22-26 48l-363 354 86 500q1 7 1 20 0 50-41 50-19 0-40-12l-449-236-449 236q-22 12-40 12-21 0-31.5-14.5t-10.5-35.5q0-6 2-20l86-500-364-354q-25-27-25-48 0-37 56-46l502-73 225-455q19-41 49-41t49 41l225 455 502 73q56 9 56 46z"
            fill="#ffaf02"></path></svg></span></span>

if (mob_detect()) {
    $APPLICATION->AddHeadString("<style>.wrap center img {margin-bottom: 2em;}</style>");
}

<?
                $today = new DateTime();
                $begin = new DateTime('January 01');
                $ny1 = new DateTime('December 20');
                $ny2 = new DateTime('January 8');
                $spring = new DateTime('March 01');
                $summer = new DateTime('June 01');
                $fall = new DateTime('September 01');
                $winter = new DateTime('December 01');
                switch (true) {
                    case $today >= $ny1 || $today < $ny2:
                        echo 'Новогоднее настроение';
                        break;

                    case ($today >= $winter || $today >= $begin) && $today < $spring:
                        echo 'Зимнее настроение';
                        break;

                    case $today >= $spring && $today < $summer:
                        echo 'Весеннее настроение';
                        break;

                    case $today >= $summer && $today < $fall:
                        echo 'Летнее настроение';
                        break;

                    case $today >= $fall && $today < $winter:
                        echo 'Осеннее настроение';
                        break;
                    default:
                        break;
                }
                ?>

SELECT * FROM shoutbox 
WHERE CONCAT(name, foo, bar, baz) LIKE '%$search%' 

https://marketplace.1c-bitrix.ru/solutions/bitrix.liveapi/

$connection = BitrixMainApplication::getConnection();
$sqlHelper = $connection->getSqlHelper();
$recordset = $connection->query("SELECT * FROM dbname");
while ($record = $recordset->fetch()){ ...  }

[checkbox* checkbox-41 id:agree-2 class:agree label_first use_label_element "Да"]

<script type="text/javascript">$(document).ready(function () {
                var div = $("#rec241218811").find(".t-video-lazyload");
                var iframe = div.find('iframe');
                var height = div.width() * 0.5625;
                div.height(height);
                iframe.height(height);
                $('.t223').bind('displayChanged', function () {
                    height = div.width() * 0.5625;
                    div.height(height);
                    iframe.height(height);
                });
                $(window).bind('scroll', t_throttle(function () {
                    height = div.width() * 0.5625;
                    div.height(height);
                    iframe.height(height);
                }, 200));
            });</script>

В htaccess добавить 
<IfModule mod_headers.c>
  <FilesMatch ".(ttf|ttc|otf|eot|woff|woff2|font.css|css|js)$">
    Header set Access-Control-Allow-Origin "*"
  </FilesMatch>
</IfModule>

<script>
        document.addEventListener('touchstart', this.callPassedFuntion, {passive: false});
    </script>

function find_closed() {
    //clearTimeout(typingTimer);
    //typingTimer = setTimeout(doneTyping, doneTypingInterval);
    var found;
    var tr = jQuery('.pricing tr');
    var pos = jQuery('body, html').scrollTop();
    var s = jQuery('#searchfield').val();
    //var add = jQuery('.prices').first().position().top;
    var old, i, cont;
    if(s.length > 2) {
        old = jQuery('.found_color').parents('td');
        jQuery.each(old, function(){
            cont = jQuery(this).text();
            old.text(cont);
        });
        jQuery('tr').removeClass('found');
        for (i = 0; i < tr.length; i++) {

            if (tr.eq(i).text().toLowerCase().indexOf(s.toLowerCase()) > -1) {
                tr.eq(i).addClass('opened found');
                var text = tr.eq(i).children('td:first-child').text().replace(s, '<span class=found_color>' + s + '</span>');
                //console.log(text);
                tr.eq(i).children('td:first-child').html(text);
                found = 1;
            }else{
                //tr.eq(i).remove();
                tr.eq(i).removeClass('opened');
                tr.eq(i).removeClass('found');
            }

        }
        if(jQuery('.found').length){
            var E = setTimeout(function(){
                pos += jQuery('.found').first().parents('table').position().top;
                jQuery('body, html').animate({scrollTop: pos}, 300, 'swing');
                console.log(pos);
            },300);
        }
        if (found < 1) {
            jQuery('.not-found').text('Не найдено на этой странице. Поищите через общий поиск')
        }
    }
}

<?$arText = explode('#MY_COMPONENT#',$arResult['DETAIL_TEXT']);
for($i=0;$i<count($arText);$i++) {
echo $arText[$i];
if ($i>0) $APPLICATION->IncludeComponent('my:my_component','');
}?>

<span style="color: #999999; font-size: 10px;">Вы можете <a href="https://shop.lamaree.ru/disable_email/index.php?e=' . $su_email . '&s=' . $su_id . '" rel="noopener" style="text-decoration: underline; color: #0068A5;" target="_blank" title="отписаться">отписаться</a> от рассылки</span>

http://example.com/?_ym_debug=1

/bitrix/admin/perfmon_table.php?PAGEN_1=1&SIZEN_1=20&lang=ru&table_name=b_event&by=DATE_INSERT&order=desc

/* javascript url кодирует сорсы всех картинок */
    var arr = document.querySelectorAll('img')

    arr.forEach(function(item, i, arr) {
        var uri = arr[i].src;
        var encoded = encodeURI(uri);
        arr[i].src = encoded;
    });

add_filter( 'woocommerce_checkout_fields' , 'custom_override_checkout_fields' );

function custom_override_checkout_fields( $fields ) {
    //unset($fields['billing']['billing_first_name']);// имя
    unset($fields['billing']['billing_last_name']);// фамилия
    unset($fields['billing']['billing_company']); // компания
    unset($fields['billing']['billing_address_1']);//
    unset($fields['billing']['billing_address_2']);//
    unset($fields['billing']['billing_city']);
    unset($fields['billing']['billing_postcode']);
    unset($fields['billing']['billing_country']);
    unset($fields['billing']['billing_state']);
    //unset($fields['billing']['billing_phone']);
    //unset($fields['order']['order_comments']);
    //unset($fields['billing']['billing_email']);
    //unset($fields['account']['account_username']);
    //unset($fields['account']['account_password']);
    //unset($fields['account']['account_password-2']);


    unset($fields['billing']['billing_company']);// компания
    unset($fields['billing']['billing_postcode']);// индекс
    return $fields;
}

document.addEventListener("DOMContentLoaded", function (event) {
    setTimeout(function() {
        document.querySelectorAll('*').forEach.call(
            document.querySelectorAll('img[data-src]'),
            function (img) {
                img.setAttribute('src', img.getAttribute('data-src'));
                img.onload = function () {
                    img.removeAttribute('data-src');
                };
            });
    },200);
});