<?php
    $site= file_get_contents("https://www.youtube.com/user/YouTube");
    //print_r($site);
    preg_match('@<span class="yt-subscription-button-subscriber-count-branded-horizontal subscribed yt-uix-tooltip" (.*?)>(.*?)</span>@si', $site, $veri);
    preg_match('@<title>  (.*?) - YouTube</title>@si', $site, $kanal);
    echo "Kanal: ".$kanal[1]." | Abone Sayısı: ".$veri[2];
 ?>