CPageCache::Clean

function Clean($uniq_str, $initdir = false, $basedir = "cache")
{
	if(isset($this) && is_object($this) && is_object($this->_cache))
	{
		$basedir = BX_PERSONAL_ROOT."/".$basedir."/";
		$filename = CPageCache::GetPath($uniq_str);
		if (BitrixMainDataCache::getShowCacheStat())
			BitrixMainDiagCacheTracker::add(0, "", $basedir, $initdir, "/".$filename, "C");
		return $this->_cache->clean($basedir, $initdir, "/".$filename);
	}
	else
	{
		$obCache = new CPageCache();
		return $obCache->Clean($uniq_str, $initdir, $basedir);
	}
}