PHP. Учебник. 2005

getprotobyname

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getprotobyname

(PHP 4, PHP 5)getprotobyname -- Get protocol number associated with protocol name

Description

int getprotobyname ( string name )


- getprotobyname() returns the protocol number associated with the protocol name as per /etc/protocols.

-

Пример 1. getprotobyname() example

<?php
$protocol = 'tcp';
$get_prot = getprotobyname($protocol);
if ($get_prot == -1) {
// if nothing found, returns -1
echo 'Invalid Protocol';
} else {
echo 'Protocol #' . $get_prot;
}
?>

- See also: getprotobynumber().

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