User-agent: Yandex
User-agent: YandexBot
User-agent: YandexMetrika
User-agent: Googlebot
User-agent: Bingbot
User-agent: Slurp
User-agent: Mail.Ru
User-agent: StackRambler
User-agent: *
Crawl-delay: 10
Visit-time: 0100-0800
$head = <<< EOT
<meta http-equiv="Cache-Control" content="no-cache, no-store, must-revalidate" />
<meta http-equiv="Pragma" content="no-cache" />
<meta http-equiv="Expires" content="0" />
EOT;
$head = '1уу';
$feedback = '2ууу';
$article = ("site_blok.php");
$content = file_get_contents($article);
preg_match("|head = '(.*)\'\;|Ui", $content, $matches1);
$head = $matches1[1];
preg_match("|feedback = '(.*)\'\;|Ui", $content, $matches2);
$feedback = $matches2[1];