function send_telegram($bot,$chat,$msg){

    $url = "https://api.telegram.org/bot$bot/sendMessage";

    $post = [
        'chat_id' => $chat,
        'text'    => $msg
    ];

    $ch = curl_init();
    curl_setopt_array($ch, [
        CURLOPT_URL => $url,
        CURLOPT_RETURNTRANSFER => true,
        CURLOPT_POST => true,
        CURLOPT_POSTFIELDS => $post,
        CURLOPT_SSL_VERIFYPEER => false,
        CURLOPT_TIMEOUT => 10,
    ]);

    curl_exec($ch);
    curl_close($ch);
}