getprotobyname

(PHP 4, PHP 5)

getprotobyname — Ottiene il numero del protocollo associato al nome del protocollo

Descrizione

int getprotobyname ( string $nome )

getprotobyname() restituisce il numero del protocollo associato al protocollo nome come in /etc/protocols.

Vedere anche: getprotobynumber().

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Vipindas K.S ¶

5 years ago


getprotobyname()

=====================



getprotobyname() gives the protocol number for the given protocol name on the local system.

If the protocol is not recognized, then the function returns -1.

The given code snippet gives the list of protocols along with their protocol numbers

<?

$arr=array("ip","icmp","ggp","tcp",

"egp","pup","udp","hmp","xns-idp",

"rdp","rvd" );

//Reads the names of protocols into an array..

for($i=0;$i<11;$i++)

{

$proname=$arr[$i];

echo $proname .":", getprotobyname ($proname)."<br />";

}



?>

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