PHP/Date/getservbyname
getservbyname.php
<source lang="html4strict">
<?php
echo "HTTP"s default port number is: ".getservbyname("http", "tcp");
?>
</source>
Using getservbyname()
<source lang="html4strict">
<?php
$service = "ftp"; $port = getservbyname($service, "tcp"); if($port === false) { die("Lookup of service "$service" failed.\n"); } else { echo "Service "$service" runs on port $port\n"; }
?>
</source>