getprotobyname

getprotobyname

Get protocol number associated with protocol name

 **getprotobyname** string $protocol

returns the protocol number

associated with the protocol as per . getprotobyname``protocol

protocolThe protocol name.

Returns the protocol number, return.falseforfailure.

Voorbeeld: example

<?php
$protocol = 'tcp';
$get_prot = getprotobyname($protocol);
if ($get_prot === FALSE) {
    echo 'Invalid Protocol';
} else {
    echo 'Protocol #' . $get_prot;
}
?>

getprotobynumber