Чистка кеша

clearCache.php

<?php
/**
 * Очистка кеша
 * @param array $iblockIds - id инфоблоков
 */
function ClearCache($iblockIds = array())
{
    CModule::IncludeModule('iblock');
    // >= iblock 15.0.7
    if (method_exists('CIBlock', 'clearIblockTagCache')) {

        CIBlock::enableClearTagCache();

        if(is_array($iblockIds)){
            foreach ($iblockIds as $iblockId) {
                CIBlock::clearIblockTagCache($iblockId);
            } 
        }

        CIBlock::DisableClearTagCache();
    } else {

        BXClearCache(true);

        (new \Bitrix\Main\Data\ManagedCache())->cleanAll();

        (new \CStackCacheManager())->CleanAll();
    }

    if (
        method_exists('CHTMLPagesCache', 'IsCompositeEnabled')
        && CHTMLPagesCache::IsCompositeEnabled()
    ) {
        CHTMLPagesCache::CleanAll();
    }
}