Программное обеспечение и интернет-сервисы
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<?
$wait = 1; // wait Timeout In Seconds
$host = 'api.telegram.org';
$ports = [
'http' => 80,
'https' => 443,
'ftp' => 21,
];
foreach ($ports as $key => $port) {
$fp = @fsockopen($host, $port, $errCode, $errStr, $wait);
echo "Ping $host:$port ($key) ==> ";
if ($fp) {
echo 'SUCCESS';
fclose($fp);
} else {
echo "ERROR: $errCode - $errStr";
}
echo PHP_EOL;
};
?>