getservbyport
PHP 4, PHP 5, PHP 7, PHP 8
getservbyport - Get Internet service which corresponds to port and protocol
getservbyport(
int$port,
string$protocol ): string|false
getservbyport returns the Internet service associated with port for the specified protocol as per /etc/services.
Parameters
- port
-
The port number.
- protocol
-
protocol is either "tcp" or "udp" (in lowercase).
Return Values
Returns the Internet service name as a string, or false on failure.