getservbyport
(PHP 4, PHP 5)
getservbyport — Get Internet service which corresponds to port and protocol
说明
string getservbyport
( int $port
, string $protocol
)
getservbyport() returns the Internet service associated with port for the specified protocol as per /etc/services.
参数
- port
-
The port number.
- protocol
-
protocol is either "tcp" or "udp" (in lowercase).
返回值
Returns the Internet service name as a string.
