array ( 0 => 'index.php', 1 => 'PHP Manual', ), 'head' => array ( 0 => 'UTF-8', 1 => 'uk', ), 'this' => array ( 0 => 'function.getservbyname.php', 1 => 'getservbyname', 2 => 'Get port number associated with an Internet service and protocol', ), 'up' => array ( 0 => 'ref.network.php', 1 => 'Функції для мережі', ), 'prev' => array ( 0 => 'function.getprotobynumber.php', 1 => 'getprotobynumber', ), 'next' => array ( 0 => 'function.getservbyport.php', 1 => 'getservbyport', ), 'alternatives' => array ( ), 'source' => array ( 'lang' => 'en', 'path' => 'reference/network/functions/getservbyname.xml', ), 'history' => array ( ), ); $setup["toc"] = $TOC; $setup["toc_deprecated"] = $TOC_DEPRECATED; $setup["parents"] = $PARENTS; manual_setup($setup); contributors($setup); ?>

getservbyname

(PHP 4, PHP 5, PHP 7, PHP 8)

getservbyname — Get port number associated with an Internet service and protocol

Опис

getservbyname(string $service, string $protocol): int|false

getservbyname() returns the Internet port which corresponds to service for the specified protocol as per /etc/services.

Параметри

service

The Internet service name, as a string.

protocol

protocol is either "tcp" or "udp" (in lowercase).

Значення, що повертаються

Returns the port number, or false if service or protocol is not found.

Приклади

Приклад #1 getservbyname() example

<?php
$services = array('http', 'ftp', 'ssh', 'telnet', 'imap',
'smtp', 'nicname', 'gopher', 'finger', 'pop3', 'www');

foreach ($services as $service) {
$port = getservbyname($service, 'tcp');
echo $service . ": " . $port . "<br />\n";
}
?>

Прогляньте також