Php/docs/function.getservbyport

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getservbyport

(PHP 4, PHP 5, PHP 7)

getservbyportGet Internet service which corresponds to port and protocol


说明

getservbyport ( int $port , string $protocol ) : string

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.


参见