گرفتن تعداد ادمین های کانال تلگرام

getAdmins.php

<?php 
function getAdminsCount($username,$token){
    $html_site = file_get_contents('https://t.me/'.substr($username,1));
    $htm = new DOMDocument();
    $htm->loadHTML($html_site);

    $finder = new DomXPath($htm);
    $classname = 'tgme_page_extra';
    $nodes = $finder->query("//*[contains(@class, '$classname')]");
    $members = $nodes->item(0)->textContent;
    $count = preg_replace("/[^\d]/",'',$members);
    $all= file_get_contents('https://api.telegram.org/bot'.$token .'/getChatMembersCount?chat_id='.$username);
    $all= json_decode($all)->result;
    return $all-$count;
}

// استفاده :
// just public channels and groups Username
echo getAdminsCount("@pgming",BOT_TOKEN);