getmxrrgetprotobyname
(PHP 4, PHP 5)
getprotobyname — Get protocol number associated with protocol name
Descrierea
int getprotobyname
( string
$name
)
getprotobyname() returns the protocol number
associated with the protocol name as per
/etc/protocols.
Parametri
-
name -
The protocol name.
Valorile întoarse
Returns the protocol number, sau FALSE în cazul eșecului.
Exemple
Example #1 getprotobyname() example
<?php
$protocol = 'tcp';
$get_prot = getprotobyname($protocol);
if ($get_prot === FALSE) {
echo 'Invalid Protocol';
} else {
echo 'Protocol #' . $get_prot;
}
?>
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